407598850

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{2711}}^1$

素因数の和:2851

約数の個数: 48

約数和(自身を含む): 790949376

約数和(自身を除く): 383350526

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 97, 155, 194, 310, 485, 775, 970, 1550, 2425, 2711, 3007, 4850, 5422, 6014, 13555, 15035, 27110, 30070, 67775, 75175, 84041, 135550, 150350, 168082, 262967, 420205, 525934, 840410, 1314835, 2101025, 2629670, 4202050, 6574175, 8151977, 13148350, 16303954, 40759885, 81519770, 203799425, 407598850]

約数ペア:

[(1, 407598850), (2, 203799425), (5, 81519770), (10, 40759885), (25, 16303954), (31, 13148350), (50, 8151977), (62, 6574175), (97, 4202050), (155, 2629670), (194, 2101025), (310, 1314835), (485, 840410), (775, 525934), (970, 420205), (1550, 262967), (2425, 168082), (2711, 150350), (3007, 135550), (4850, 84041), (5422, 75175), (6014, 67775), (13555, 30070), (15035, 27110)]