29729804560

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1979}}^1\times {\mathrm{2377}}^1$

素因数の和:4448

約数の個数: 80

約数和(自身を含む): 70061587200

約数和(自身を除く): 40331782640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 1979, 2377, 3160, 3958, 4754, 6320, 7916, 9508, 9895, 11885, 15832, 19016, 19790, 23770, 31664, 38032, 39580, 47540, 79160, 95080, 156341, 158320, 187783, 190160, 312682, 375566, 625364, 751132, 781705, 938915, 1250728, 1502264, 1563410, 1877830, 2501456, 3004528, 3126820, 3755660, 4704083, 6253640, 7511320, 9408166, 12507280, 15022640, 18816332, 23520415, 37632664, 47040830, 75265328, 94081660, 188163320, 371622557, 376326640, 743245114, 1486490228, 1858112785, 2972980456, 3716225570, 5945960912, 7432451140, 14864902280, 29729804560]

約数ペア:

[(1, 29729804560), (2, 14864902280), (4, 7432451140), (5, 5945960912), (8, 3716225570), (10, 2972980456), (16, 1858112785), (20, 1486490228), (40, 743245114), (79, 376326640), (80, 371622557), (158, 188163320), (316, 94081660), (395, 75265328), (632, 47040830), (790, 37632664), (1264, 23520415), (1580, 18816332), (1979, 15022640), (2377, 12507280), (3160, 9408166), (3958, 7511320), (4754, 6253640), (6320, 4704083), (7916, 3755660), (9508, 3126820), (9895, 3004528), (11885, 2501456), (15832, 1877830), (19016, 1563410), (19790, 1502264), (23770, 1250728), (31664, 938915), (38032, 781705), (39580, 751132), (47540, 625364), (79160, 375566), (95080, 312682), (156341, 190160), (158320, 187783)]