210285800

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 508118520

約数和(自身を除く): 297832720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 148, 157, 181, 185, 200, 296, 314, 362, 370, 628, 724, 740, 785, 905, 925, 1256, 1448, 1480, 1570, 1810, 1850, 3140, 3620, 3700, 3925, 4525, 5809, 6280, 6697, 7240, 7400, 7850, 9050, 11618, 13394, 15700, 18100, 23236, 26788, 28417, 29045, 31400, 33485, 36200, 46472, 53576, 56834, 58090, 66970, 113668, 116180, 133940, 142085, 145225, 167425, 227336, 232360, 267880, 284170, 290450, 334850, 568340, 580900, 669700, 710425, 1051429, 1136680, 1161800, 1339400, 1420850, 2102858, 2841700, 4205716, 5257145, 5683400, 8411432, 10514290, 21028580, 26285725, 42057160, 52571450, 105142900, 210285800]

約数ペア:

[(1, 210285800), (2, 105142900), (4, 52571450), (5, 42057160), (8, 26285725), (10, 21028580), (20, 10514290), (25, 8411432), (37, 5683400), (40, 5257145), (50, 4205716), (74, 2841700), (100, 2102858), (148, 1420850), (157, 1339400), (181, 1161800), (185, 1136680), (200, 1051429), (296, 710425), (314, 669700), (362, 580900), (370, 568340), (628, 334850), (724, 290450), (740, 284170), (785, 267880), (905, 232360), (925, 227336), (1256, 167425), (1448, 145225), (1480, 142085), (1570, 133940), (1810, 116180), (1850, 113668), (3140, 66970), (3620, 58090), (3700, 56834), (3925, 53576), (4525, 46472), (5809, 36200), (6280, 33485), (6697, 31400), (7240, 29045), (7400, 28417), (7850, 26788), (9050, 23236), (11618, 18100), (13394, 15700)]