78057400

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:349

約数の個数: 96

約数和(自身を含む): 192844800

約数和(自身を除く): 114787400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 71, 92, 100, 115, 142, 184, 200, 230, 239, 284, 355, 460, 478, 568, 575, 710, 920, 956, 1150, 1195, 1420, 1633, 1775, 1912, 2300, 2390, 2840, 3266, 3550, 4600, 4780, 5497, 5975, 6532, 7100, 8165, 9560, 10994, 11950, 13064, 14200, 16330, 16969, 21988, 23900, 27485, 32660, 33938, 40825, 43976, 47800, 54970, 65320, 67876, 81650, 84845, 109940, 135752, 137425, 163300, 169690, 219880, 274850, 326600, 339380, 390287, 424225, 549700, 678760, 780574, 848450, 1099400, 1561148, 1696900, 1951435, 3122296, 3393800, 3902870, 7805740, 9757175, 15611480, 19514350, 39028700, 78057400]

約数ペア:

[(1, 78057400), (2, 39028700), (4, 19514350), (5, 15611480), (8, 9757175), (10, 7805740), (20, 3902870), (23, 3393800), (25, 3122296), (40, 1951435), (46, 1696900), (50, 1561148), (71, 1099400), (92, 848450), (100, 780574), (115, 678760), (142, 549700), (184, 424225), (200, 390287), (230, 339380), (239, 326600), (284, 274850), (355, 219880), (460, 169690), (478, 163300), (568, 137425), (575, 135752), (710, 109940), (920, 84845), (956, 81650), (1150, 67876), (1195, 65320), (1420, 54970), (1633, 47800), (1775, 43976), (1912, 40825), (2300, 33938), (2390, 32660), (2840, 27485), (3266, 23900), (3550, 21988), (4600, 16969), (4780, 16330), (5497, 14200), (5975, 13064), (6532, 11950), (7100, 10994), (8165, 9560)]