258304090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{359}}^1$

素因数の和:619

約数の個数: 64

約数和(自身を含む): 527523840

約数和(自身を除く): 269219750

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 211, 310, 341, 359, 422, 682, 718, 1055, 1705, 1795, 2110, 2321, 3410, 3590, 3949, 4642, 6541, 7898, 11129, 11605, 13082, 19745, 22258, 23210, 32705, 39490, 55645, 65410, 71951, 75749, 111290, 122419, 143902, 151498, 244838, 359755, 378745, 612095, 719510, 757490, 833239, 1224190, 1666478, 2348219, 4166195, 4696438, 8332390, 11741095, 23482190, 25830409, 51660818, 129152045, 258304090]

約数ペア:

[(1, 258304090), (2, 129152045), (5, 51660818), (10, 25830409), (11, 23482190), (22, 11741095), (31, 8332390), (55, 4696438), (62, 4166195), (110, 2348219), (155, 1666478), (211, 1224190), (310, 833239), (341, 757490), (359, 719510), (422, 612095), (682, 378745), (718, 359755), (1055, 244838), (1705, 151498), (1795, 143902), (2110, 122419), (2321, 111290), (3410, 75749), (3590, 71951), (3949, 65410), (4642, 55645), (6541, 39490), (7898, 32705), (11129, 23210), (11605, 22258), (13082, 19745)]