287438154575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{283}}^1\times {\mathrm{787}}^1$

素因数の和:1142

約数の個数: 144

約数和(自身を含む): 444058828416

約数和(自身を除く): 156620673841

約数列:

[1, 5, 11, 13, 19, 25, 55, 65, 95, 143, 209, 247, 275, 283, 325, 361, 475, 715, 787, 1045, 1235, 1415, 1805, 2717, 3113, 3575, 3679, 3935, 3971, 4693, 5225, 5377, 6175, 7075, 8657, 9025, 10231, 13585, 14953, 15565, 18395, 19675, 19855, 23465, 26885, 40469, 43285, 51155, 51623, 59147, 67925, 69901, 74765, 77825, 91975, 99275, 102163, 112541, 117325, 134425, 164483, 194389, 202345, 216425, 222721, 255775, 258115, 284107, 295735, 349505, 373825, 510815, 562705, 768911, 822415, 971945, 1011725, 1113605, 1123793, 1290575, 1328119, 1420535, 1478675, 1747525, 2138279, 2449931, 2554075, 2813525, 2895373, 3125177, 3693391, 3844555, 4112075, 4231699, 4859725, 5568025, 5618965, 6640595, 7102675, 10691395, 12249655, 14476865, 14609309, 15625885, 18466955, 19222775, 21158495, 28094825, 31849103, 33202975, 40627301, 46548689, 53456975, 55012087, 61248275, 72384325, 73046545, 78129425, 80402281, 92334775, 105792475, 159245515, 203136505, 232743445, 275060435, 365232725, 402011405, 605132957, 796227575, 884425091, 1015682525, 1045229653, 1163717225, 1375302175, 2010057025, 3025664785, 4422125455, 5226148265, 11497526183, 15128323925, 22110627275, 26130741325, 57487630915, 287438154575]

約数ペア:

[(1, 287438154575), (5, 57487630915), (11, 26130741325), (13, 22110627275), (19, 15128323925), (25, 11497526183), (55, 5226148265), (65, 4422125455), (95, 3025664785), (143, 2010057025), (209, 1375302175), (247, 1163717225), (275, 1045229653), (283, 1015682525), (325, 884425091), (361, 796227575), (475, 605132957), (715, 402011405), (787, 365232725), (1045, 275060435), (1235, 232743445), (1415, 203136505), (1805, 159245515), (2717, 105792475), (3113, 92334775), (3575, 80402281), (3679, 78129425), (3935, 73046545), (3971, 72384325), (4693, 61248275), (5225, 55012087), (5377, 53456975), (6175, 46548689), (7075, 40627301), (8657, 33202975), (9025, 31849103), (10231, 28094825), (13585, 21158495), (14953, 19222775), (15565, 18466955), (18395, 15625885), (19675, 14609309), (19855, 14476865), (23465, 12249655), (26885, 10691395), (40469, 7102675), (43285, 6640595), (51155, 5618965), (51623, 5568025), (59147, 4859725), (67925, 4231699), (69901, 4112075), (74765, 3844555), (77825, 3693391), (91975, 3125177), (99275, 2895373), (102163, 2813525), (112541, 2554075), (117325, 2449931), (134425, 2138279), (164483, 1747525), (194389, 1478675), (202345, 1420535), (216425, 1328119), (222721, 1290575), (255775, 1123793), (258115, 1113605), (284107, 1011725), (295735, 971945), (349505, 822415), (373825, 768911), (510815, 562705)]