72463430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17981}}^1$

素因数の和:18032

約数の個数: 32

約数和(自身を含む): 145006848

約数和(自身を除く): 72543418

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 17981, 35962, 89905, 179810, 233753, 467506, 557411, 1114822, 1168765, 2337530, 2787055, 5574110, 7246343, 14492686, 36231715, 72463430]

約数ペア:

[(1, 72463430), (2, 36231715), (5, 14492686), (10, 7246343), (13, 5574110), (26, 2787055), (31, 2337530), (62, 1168765), (65, 1114822), (130, 557411), (155, 467506), (310, 233753), (403, 179810), (806, 89905), (2015, 35962), (4030, 17981)]