207910100

素因数分解:

$2^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:473

約数の個数: 72

約数和(自身を含む): 464032800

約数和(自身を除く): 256122700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 59, 100, 118, 131, 236, 262, 269, 295, 524, 538, 590, 655, 1076, 1180, 1310, 1345, 1475, 2620, 2690, 2950, 3275, 5380, 5900, 6550, 6725, 7729, 13100, 13450, 15458, 15871, 26900, 30916, 31742, 35239, 38645, 63484, 70478, 77290, 79355, 140956, 154580, 158710, 176195, 193225, 317420, 352390, 386450, 396775, 704780, 772900, 793550, 880975, 1587100, 1761950, 2079101, 3523900, 4158202, 8316404, 10395505, 20791010, 41582020, 51977525, 103955050, 207910100]

約数ペア:

[(1, 207910100), (2, 103955050), (4, 51977525), (5, 41582020), (10, 20791010), (20, 10395505), (25, 8316404), (50, 4158202), (59, 3523900), (100, 2079101), (118, 1761950), (131, 1587100), (236, 880975), (262, 793550), (269, 772900), (295, 704780), (524, 396775), (538, 386450), (590, 352390), (655, 317420), (1076, 193225), (1180, 176195), (1310, 158710), (1345, 154580), (1475, 140956), (2620, 79355), (2690, 77290), (2950, 70478), (3275, 63484), (5380, 38645), (5900, 35239), (6550, 31742), (6725, 30916), (7729, 26900), (13100, 15871), (13450, 15458)]