66961375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{463}}^1$

素因数の和:580

約数の個数: 32

約数和(自身を含む): 91203840

約数和(自身を除く): 24242465

約数列:

[1, 5, 13, 25, 65, 89, 125, 325, 445, 463, 1157, 1625, 2225, 2315, 5785, 6019, 11125, 11575, 28925, 30095, 41207, 57875, 144625, 150475, 206035, 535691, 752375, 1030175, 2678455, 5150875, 13392275, 66961375]

約数ペア:

[(1, 66961375), (5, 13392275), (13, 5150875), (25, 2678455), (65, 1030175), (89, 752375), (125, 535691), (325, 206035), (445, 150475), (463, 144625), (1157, 57875), (1625, 41207), (2225, 30095), (2315, 28925), (5785, 11575), (6019, 11125)]