291201625

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1481}}^1$

素因数の和:1531

約数の個数: 48

約数和(自身を含む): 430479504

約数和(自身を除く): 139277879

約数列:

[1, 5, 11, 13, 25, 55, 65, 121, 125, 143, 275, 325, 605, 715, 1375, 1481, 1573, 1625, 3025, 3575, 7405, 7865, 15125, 16291, 17875, 19253, 37025, 39325, 81455, 96265, 179201, 185125, 196625, 211783, 407275, 481325, 896005, 1058915, 2036375, 2329613, 2406625, 4480025, 5294575, 11648065, 22400125, 26472875, 58240325, 291201625]

約数ペア:

[(1, 291201625), (5, 58240325), (11, 26472875), (13, 22400125), (25, 11648065), (55, 5294575), (65, 4480025), (121, 2406625), (125, 2329613), (143, 2036375), (275, 1058915), (325, 896005), (605, 481325), (715, 407275), (1375, 211783), (1481, 196625), (1573, 185125), (1625, 179201), (3025, 96265), (3575, 81455), (7405, 39325), (7865, 37025), (15125, 19253), (16291, 17875)]