71287072

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:425

約数の個数: 48

約数和(自身を含む): 143821440

約数和(自身を除く): 72534368

約数列:

[1, 2, 4, 8, 16, 32, 79, 158, 163, 173, 316, 326, 346, 632, 652, 692, 1264, 1304, 1384, 2528, 2608, 2768, 5216, 5536, 12877, 13667, 25754, 27334, 28199, 51508, 54668, 56398, 103016, 109336, 112796, 206032, 218672, 225592, 412064, 437344, 451184, 902368, 2227721, 4455442, 8910884, 17821768, 35643536, 71287072]

約数ペア:

[(1, 71287072), (2, 35643536), (4, 17821768), (8, 8910884), (16, 4455442), (32, 2227721), (79, 902368), (158, 451184), (163, 437344), (173, 412064), (316, 225592), (326, 218672), (346, 206032), (632, 112796), (652, 109336), (692, 103016), (1264, 56398), (1304, 54668), (1384, 51508), (2528, 28199), (2608, 27334), (2768, 25754), (5216, 13667), (5536, 12877)]