821263100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{37}}^2\times {\mathrm{857}}^1$

素因数の和:952

約数の個数: 108

約数和(自身を含む): 2095709616

約数和(自身を除く): 1274446516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 37, 50, 70, 74, 100, 140, 148, 175, 185, 259, 350, 370, 518, 700, 740, 857, 925, 1036, 1295, 1369, 1714, 1850, 2590, 2738, 3428, 3700, 4285, 5180, 5476, 5999, 6475, 6845, 8570, 9583, 11998, 12950, 13690, 17140, 19166, 21425, 23996, 25900, 27380, 29995, 31709, 34225, 38332, 42850, 47915, 59990, 63418, 68450, 85700, 95830, 119980, 126836, 136900, 149975, 158545, 191660, 221963, 239575, 299950, 317090, 443926, 479150, 599900, 634180, 792725, 887852, 958300, 1109815, 1173233, 1585450, 2219630, 2346466, 3170900, 4439260, 4692932, 5549075, 5866165, 8212631, 11098150, 11732330, 16425262, 22196300, 23464660, 29330825, 32850524, 41063155, 58661650, 82126310, 117323300, 164252620, 205315775, 410631550, 821263100]

約数ペア:

[(1, 821263100), (2, 410631550), (4, 205315775), (5, 164252620), (7, 117323300), (10, 82126310), (14, 58661650), (20, 41063155), (25, 32850524), (28, 29330825), (35, 23464660), (37, 22196300), (50, 16425262), (70, 11732330), (74, 11098150), (100, 8212631), (140, 5866165), (148, 5549075), (175, 4692932), (185, 4439260), (259, 3170900), (350, 2346466), (370, 2219630), (518, 1585450), (700, 1173233), (740, 1109815), (857, 958300), (925, 887852), (1036, 792725), (1295, 634180), (1369, 599900), (1714, 479150), (1850, 443926), (2590, 317090), (2738, 299950), (3428, 239575), (3700, 221963), (4285, 191660), (5180, 158545), (5476, 149975), (5999, 136900), (6475, 126836), (6845, 119980), (8570, 95830), (9583, 85700), (11998, 68450), (12950, 63418), (13690, 59990), (17140, 47915), (19166, 42850), (21425, 38332), (23996, 34225), (25900, 31709), (27380, 29995)]