72943312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5749}}^1$

素因数の和:5831

約数の個数: 40

約数和(自身を含む): 154721000

約数和(自身を除く): 81777688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 3172, 5749, 6344, 11498, 12688, 22996, 45992, 74737, 91984, 149474, 298948, 350689, 597896, 701378, 1195792, 1402756, 2805512, 4558957, 5611024, 9117914, 18235828, 36471656, 72943312]

約数ペア:

[(1, 72943312), (2, 36471656), (4, 18235828), (8, 9117914), (13, 5611024), (16, 4558957), (26, 2805512), (52, 1402756), (61, 1195792), (104, 701378), (122, 597896), (208, 350689), (244, 298948), (488, 149474), (793, 91984), (976, 74737), (1586, 45992), (3172, 22996), (5749, 12688), (6344, 11498)]