289106870975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{128903}}^1$

素因数の和:129096

約数の個数: 48

約数和(自身を含む): 395638344192

約数和(自身を除く): 106531473217

約数列:

[1, 5, 13, 25, 65, 67, 103, 325, 335, 515, 871, 1339, 1675, 2575, 4355, 6695, 6901, 21775, 33475, 34505, 89713, 128903, 172525, 448565, 644515, 1675739, 2242825, 3222575, 8378695, 8636501, 13277009, 41893475, 43182505, 66385045, 112274513, 172601117, 215912525, 331925225, 561372565, 863005585, 889559603, 2806862825, 4315027925, 4447798015, 11564274839, 22238990075, 57821374195, 289106870975]

約数ペア:

[(1, 289106870975), (5, 57821374195), (13, 22238990075), (25, 11564274839), (65, 4447798015), (67, 4315027925), (103, 2806862825), (325, 889559603), (335, 863005585), (515, 561372565), (871, 331925225), (1339, 215912525), (1675, 172601117), (2575, 112274513), (4355, 66385045), (6695, 43182505), (6901, 41893475), (21775, 13277009), (33475, 8636501), (34505, 8378695), (89713, 3222575), (128903, 2242825), (172525, 1675739), (448565, 644515)]