271113700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18959}}^1$

素因数の和:18997

約数の個数: 72

約数和(自身を含む): 691205760

約数和(自身を除く): 420092060

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 715, 1100, 1300, 1430, 2860, 3575, 7150, 14300, 18959, 37918, 75836, 94795, 189590, 208549, 246467, 379180, 417098, 473975, 492934, 834196, 947950, 985868, 1042745, 1232335, 1895900, 2085490, 2464670, 2711137, 4170980, 4929340, 5213725, 5422274, 6161675, 10427450, 10844548, 12323350, 13555685, 20854900, 24646700, 27111370, 54222740, 67778425, 135556850, 271113700]

約数ペア:

[(1, 271113700), (2, 135556850), (4, 67778425), (5, 54222740), (10, 27111370), (11, 24646700), (13, 20854900), (20, 13555685), (22, 12323350), (25, 10844548), (26, 10427450), (44, 6161675), (50, 5422274), (52, 5213725), (55, 4929340), (65, 4170980), (100, 2711137), (110, 2464670), (130, 2085490), (143, 1895900), (220, 1232335), (260, 1042745), (275, 985868), (286, 947950), (325, 834196), (550, 492934), (572, 473975), (650, 417098), (715, 379180), (1100, 246467), (1300, 208549), (1430, 189590), (2860, 94795), (3575, 75836), (7150, 37918), (14300, 18959)]