81313536

素因数分解:

$2^8\times 3^1\times {\mathrm{239}}^1\times {\mathrm{443}}^1$

素因数の和:701

約数の個数: 72

約数和(自身を含む): 217808640

約数和(自身を除く): 136495104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 239, 256, 384, 443, 478, 717, 768, 886, 956, 1329, 1434, 1772, 1912, 2658, 2868, 3544, 3824, 5316, 5736, 7088, 7648, 10632, 11472, 14176, 15296, 21264, 22944, 28352, 30592, 42528, 45888, 56704, 61184, 85056, 91776, 105877, 113408, 170112, 183552, 211754, 317631, 340224, 423508, 635262, 847016, 1270524, 1694032, 2541048, 3388064, 5082096, 6776128, 10164192, 13552256, 20328384, 27104512, 40656768, 81313536]

約数ペア:

[(1, 81313536), (2, 40656768), (3, 27104512), (4, 20328384), (6, 13552256), (8, 10164192), (12, 6776128), (16, 5082096), (24, 3388064), (32, 2541048), (48, 1694032), (64, 1270524), (96, 847016), (128, 635262), (192, 423508), (239, 340224), (256, 317631), (384, 211754), (443, 183552), (478, 170112), (717, 113408), (768, 105877), (886, 91776), (956, 85056), (1329, 61184), (1434, 56704), (1772, 45888), (1912, 42528), (2658, 30592), (2868, 28352), (3544, 22944), (3824, 21264), (5316, 15296), (5736, 14176), (7088, 11472), (7648, 10632)]