72705664

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:369

約数の個数: 64

約数和(自身を含む): 152167680

約数和(自身を除く): 79462016

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 73, 124, 128, 146, 248, 251, 292, 496, 502, 584, 992, 1004, 1168, 1984, 2008, 2263, 2336, 3968, 4016, 4526, 4672, 7781, 8032, 9052, 9344, 15562, 16064, 18104, 18323, 31124, 32128, 36208, 36646, 62248, 72416, 73292, 124496, 144832, 146584, 248992, 289664, 293168, 497984, 568013, 586336, 995968, 1136026, 1172672, 2272052, 2345344, 4544104, 9088208, 18176416, 36352832, 72705664]

約数ペア:

[(1, 72705664), (2, 36352832), (4, 18176416), (8, 9088208), (16, 4544104), (31, 2345344), (32, 2272052), (62, 1172672), (64, 1136026), (73, 995968), (124, 586336), (128, 568013), (146, 497984), (248, 293168), (251, 289664), (292, 248992), (496, 146584), (502, 144832), (584, 124496), (992, 73292), (1004, 72416), (1168, 62248), (1984, 36646), (2008, 36208), (2263, 32128), (2336, 31124), (3968, 18323), (4016, 18104), (4526, 16064), (4672, 15562), (7781, 9344), (8032, 9052)]