68365700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1223}}^1$

素因数の和:1293

約数の個数: 72

約数和(自身を含む): 163614528

約数和(自身を除く): 95248828

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 43, 50, 52, 65, 86, 100, 130, 172, 215, 260, 325, 430, 559, 650, 860, 1075, 1118, 1223, 1300, 2150, 2236, 2446, 2795, 4300, 4892, 5590, 6115, 11180, 12230, 13975, 15899, 24460, 27950, 30575, 31798, 52589, 55900, 61150, 63596, 79495, 105178, 122300, 158990, 210356, 262945, 317980, 397475, 525890, 683657, 794950, 1051780, 1314725, 1367314, 1589900, 2629450, 2734628, 3418285, 5258900, 6836570, 13673140, 17091425, 34182850, 68365700]

約数ペア:

[(1, 68365700), (2, 34182850), (4, 17091425), (5, 13673140), (10, 6836570), (13, 5258900), (20, 3418285), (25, 2734628), (26, 2629450), (43, 1589900), (50, 1367314), (52, 1314725), (65, 1051780), (86, 794950), (100, 683657), (130, 525890), (172, 397475), (215, 317980), (260, 262945), (325, 210356), (430, 158990), (559, 122300), (650, 105178), (860, 79495), (1075, 63596), (1118, 61150), (1223, 55900), (1300, 52589), (2150, 31798), (2236, 30575), (2446, 27950), (2795, 24460), (4300, 15899), (4892, 13975), (5590, 12230), (6115, 11180)]