405156950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1$

素因数の和:462

約数の個数: 96

約数和(自身を含む): 874765440

約数和(自身を除く): 469608490

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 137, 190, 209, 274, 275, 283, 418, 475, 550, 566, 685, 950, 1045, 1370, 1415, 1507, 2090, 2603, 2830, 3014, 3113, 3425, 5206, 5225, 5377, 6226, 6850, 7075, 7535, 10450, 10754, 13015, 14150, 15070, 15565, 26030, 26885, 28633, 31130, 37675, 38771, 53770, 57266, 59147, 65075, 75350, 77542, 77825, 118294, 130150, 134425, 143165, 155650, 193855, 268850, 286330, 295735, 387710, 426481, 591470, 715825, 736649, 852962, 969275, 1431650, 1473298, 1478675, 1938550, 2132405, 2957350, 3683245, 4264810, 7366490, 8103139, 10662025, 16206278, 18416225, 21324050, 36832450, 40515695, 81031390, 202578475, 405156950]

約数ペア:

[(1, 405156950), (2, 202578475), (5, 81031390), (10, 40515695), (11, 36832450), (19, 21324050), (22, 18416225), (25, 16206278), (38, 10662025), (50, 8103139), (55, 7366490), (95, 4264810), (110, 3683245), (137, 2957350), (190, 2132405), (209, 1938550), (274, 1478675), (275, 1473298), (283, 1431650), (418, 969275), (475, 852962), (550, 736649), (566, 715825), (685, 591470), (950, 426481), (1045, 387710), (1370, 295735), (1415, 286330), (1507, 268850), (2090, 193855), (2603, 155650), (2830, 143165), (3014, 134425), (3113, 130150), (3425, 118294), (5206, 77825), (5225, 77542), (5377, 75350), (6226, 65075), (6850, 59147), (7075, 57266), (7535, 53770), (10450, 38771), (10754, 37675), (13015, 31130), (14150, 28633), (15070, 26885), (15565, 26030)]