78846625

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 116769744

約数和(自身を除く): 37923119

約数列:

[1, 5, 11, 13, 25, 55, 65, 121, 125, 143, 275, 325, 401, 605, 715, 1375, 1573, 1625, 2005, 3025, 3575, 4411, 5213, 7865, 10025, 15125, 17875, 22055, 26065, 39325, 48521, 50125, 57343, 110275, 130325, 196625, 242605, 286715, 551375, 630773, 651625, 1213025, 1433575, 3153865, 6065125, 7167875, 15769325, 78846625]

約数ペア:

[(1, 78846625), (5, 15769325), (11, 7167875), (13, 6065125), (25, 3153865), (55, 1433575), (65, 1213025), (121, 651625), (125, 630773), (143, 551375), (275, 286715), (325, 242605), (401, 196625), (605, 130325), (715, 110275), (1375, 57343), (1573, 50125), (1625, 48521), (2005, 39325), (3025, 26065), (3575, 22055), (4411, 17875), (5213, 15125), (7865, 10025)]