71764256

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{991}}^1$

素因数の和:1105

約数の個数: 48

約数和(自身を含む): 147990528

約数和(自身を除く): 76226272

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 73, 124, 146, 248, 292, 496, 584, 991, 992, 1168, 1982, 2263, 2336, 3964, 4526, 7928, 9052, 15856, 18104, 30721, 31712, 36208, 61442, 72343, 72416, 122884, 144686, 245768, 289372, 491536, 578744, 983072, 1157488, 2242633, 2314976, 4485266, 8970532, 17941064, 35882128, 71764256]

約数ペア:

[(1, 71764256), (2, 35882128), (4, 17941064), (8, 8970532), (16, 4485266), (31, 2314976), (32, 2242633), (62, 1157488), (73, 983072), (124, 578744), (146, 491536), (248, 289372), (292, 245768), (496, 144686), (584, 122884), (991, 72416), (992, 72343), (1168, 61442), (1982, 36208), (2263, 31712), (2336, 30721), (3964, 18104), (4526, 15856), (7928, 9052)]