1291222075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:317

約数の個数: 96

約数和(自身を含む): 1983873024

約数和(自身を除く): 692650949

約数列:

[1, 5, 11, 13, 25, 31, 55, 61, 65, 143, 155, 191, 275, 305, 325, 341, 403, 671, 715, 775, 793, 955, 1525, 1705, 1891, 2015, 2101, 2483, 3355, 3575, 3965, 4433, 4775, 5921, 8525, 8723, 9455, 10075, 10505, 11651, 12415, 16775, 19825, 20801, 22165, 24583, 27313, 29605, 43615, 47275, 52525, 58255, 62075, 65131, 76973, 104005, 110825, 122915, 128161, 136565, 148025, 151463, 218075, 270413, 291275, 325655, 361181, 384865, 520025, 614575, 640805, 682825, 757315, 846703, 1352065, 1628275, 1666093, 1805905, 1924325, 3204025, 3786575, 3972991, 4233515, 4695353, 6760325, 8330465, 9029525, 19864955, 21167575, 23476765, 41652325, 51648883, 99324775, 117383825, 258244415, 1291222075]

約数ペア:

[(1, 1291222075), (5, 258244415), (11, 117383825), (13, 99324775), (25, 51648883), (31, 41652325), (55, 23476765), (61, 21167575), (65, 19864955), (143, 9029525), (155, 8330465), (191, 6760325), (275, 4695353), (305, 4233515), (325, 3972991), (341, 3786575), (403, 3204025), (671, 1924325), (715, 1805905), (775, 1666093), (793, 1628275), (955, 1352065), (1525, 846703), (1705, 757315), (1891, 682825), (2015, 640805), (2101, 614575), (2483, 520025), (3355, 384865), (3575, 361181), (3965, 325655), (4433, 291275), (4775, 270413), (5921, 218075), (8525, 151463), (8723, 148025), (9455, 136565), (10075, 128161), (10505, 122915), (11651, 110825), (12415, 104005), (16775, 76973), (19825, 65131), (20801, 62075), (22165, 58255), (24583, 52525), (27313, 47275), (29605, 43615)]