15678822775

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{5081}}^1$

素因数の和:5345

約数の個数: 72

約数和(自身を含む): 24784507440

約数和(自身を除く): 9105684665

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 175, 229, 245, 275, 385, 539, 1145, 1225, 1603, 1925, 2519, 2695, 5081, 5725, 8015, 11221, 12595, 13475, 17633, 25405, 35567, 40075, 55891, 56105, 62975, 88165, 123431, 127025, 177835, 248969, 279455, 280525, 391237, 440825, 617155, 889175, 1163549, 1244845, 1397275, 1956185, 2738659, 3085775, 5817745, 6224225, 8144843, 9780925, 12799039, 13693295, 29088725, 40724215, 57013901, 63995195, 68466475, 89593273, 203621075, 285069505, 319975975, 447966365, 627152911, 1425347525, 2239831825, 3135764555, 15678822775]

約数ペア:

[(1, 15678822775), (5, 3135764555), (7, 2239831825), (11, 1425347525), (25, 627152911), (35, 447966365), (49, 319975975), (55, 285069505), (77, 203621075), (175, 89593273), (229, 68466475), (245, 63995195), (275, 57013901), (385, 40724215), (539, 29088725), (1145, 13693295), (1225, 12799039), (1603, 9780925), (1925, 8144843), (2519, 6224225), (2695, 5817745), (5081, 3085775), (5725, 2738659), (8015, 1956185), (11221, 1397275), (12595, 1244845), (13475, 1163549), (17633, 889175), (25405, 617155), (35567, 440825), (40075, 391237), (55891, 280525), (56105, 279455), (62975, 248969), (88165, 177835), (123431, 127025)]