15696520425

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1549}}^1\times {\mathrm{1553}}^1$

素因数の和:3147

約数の個数: 72

約数和(自身を含む): 29121183000

約数和(自身を除く): 13424662575

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 1549, 1553, 2175, 4647, 4659, 6525, 7745, 7765, 13941, 13977, 23235, 23295, 38725, 38825, 44921, 45037, 69705, 69885, 116175, 116475, 134763, 135111, 224605, 225185, 348525, 349425, 404289, 405333, 673815, 675555, 1123025, 1125925, 2021445, 2026665, 2405597, 3369075, 3377775, 7216791, 10107225, 10133325, 12027985, 21650373, 36083955, 60139925, 69762313, 108251865, 180419775, 209286939, 348811565, 541259325, 627860817, 1046434695, 1744057825, 3139304085, 5232173475, 15696520425]

約数ペア:

[(1, 15696520425), (3, 5232173475), (5, 3139304085), (9, 1744057825), (15, 1046434695), (25, 627860817), (29, 541259325), (45, 348811565), (75, 209286939), (87, 180419775), (145, 108251865), (225, 69762313), (261, 60139925), (435, 36083955), (725, 21650373), (1305, 12027985), (1549, 10133325), (1553, 10107225), (2175, 7216791), (4647, 3377775), (4659, 3369075), (6525, 2405597), (7745, 2026665), (7765, 2021445), (13941, 1125925), (13977, 1123025), (23235, 675555), (23295, 673815), (38725, 405333), (38825, 404289), (44921, 349425), (45037, 348525), (69705, 225185), (69885, 224605), (116175, 135111), (116475, 134763)]