977644520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{877}}^1$

素因数の和:979

約数の個数: 96

約数和(自身を含む): 2354005800

約数和(自身を除く): 1376361280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 580, 620, 877, 899, 961, 1160, 1240, 1754, 1798, 1922, 3508, 3596, 3844, 4385, 4495, 4805, 7016, 7192, 7688, 8770, 8990, 9610, 17540, 17980, 19220, 25433, 27187, 27869, 35080, 35960, 38440, 50866, 54374, 55738, 101732, 108748, 111476, 127165, 135935, 139345, 203464, 217496, 222952, 254330, 271870, 278690, 508660, 543740, 557380, 788423, 842797, 1017320, 1087480, 1114760, 1576846, 1685594, 3153692, 3371188, 3942115, 4213985, 6307384, 6742376, 7884230, 8427970, 15768460, 16855940, 24441113, 31536920, 33711880, 48882226, 97764452, 122205565, 195528904, 244411130, 488822260, 977644520]

約数ペア:

[(1, 977644520), (2, 488822260), (4, 244411130), (5, 195528904), (8, 122205565), (10, 97764452), (20, 48882226), (29, 33711880), (31, 31536920), (40, 24441113), (58, 16855940), (62, 15768460), (116, 8427970), (124, 7884230), (145, 6742376), (155, 6307384), (232, 4213985), (248, 3942115), (290, 3371188), (310, 3153692), (580, 1685594), (620, 1576846), (877, 1114760), (899, 1087480), (961, 1017320), (1160, 842797), (1240, 788423), (1754, 557380), (1798, 543740), (1922, 508660), (3508, 278690), (3596, 271870), (3844, 254330), (4385, 222952), (4495, 217496), (4805, 203464), (7016, 139345), (7192, 135935), (7688, 127165), (8770, 111476), (8990, 108748), (9610, 101732), (17540, 55738), (17980, 54374), (19220, 50866), (25433, 38440), (27187, 35960), (27869, 35080)]