208260400

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{22637}}^1$

素因数の和:22678

約数の個数: 60

約数和(自身を含む): 522122832

約数和(自身を除く): 313862432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 575, 920, 1150, 1840, 2300, 4600, 9200, 22637, 45274, 90548, 113185, 181096, 226370, 362192, 452740, 520651, 565925, 905480, 1041302, 1131850, 1810960, 2082604, 2263700, 2603255, 4165208, 4527400, 5206510, 8330416, 9054800, 10413020, 13016275, 20826040, 26032550, 41652080, 52065100, 104130200, 208260400]

約数ペア:

[(1, 208260400), (2, 104130200), (4, 52065100), (5, 41652080), (8, 26032550), (10, 20826040), (16, 13016275), (20, 10413020), (23, 9054800), (25, 8330416), (40, 5206510), (46, 4527400), (50, 4165208), (80, 2603255), (92, 2263700), (100, 2082604), (115, 1810960), (184, 1131850), (200, 1041302), (230, 905480), (368, 565925), (400, 520651), (460, 452740), (575, 362192), (920, 226370), (1150, 181096), (1840, 113185), (2300, 90548), (4600, 45274), (9200, 22637)]