91137872

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:316

約数の個数: 80

約数和(自身を含む): 208772352

約数和(自身を除く): 117634480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 73, 112, 142, 146, 157, 284, 292, 314, 497, 511, 568, 584, 628, 994, 1022, 1099, 1136, 1168, 1256, 1988, 2044, 2198, 2512, 3976, 4088, 4396, 5183, 7952, 8176, 8792, 10366, 11147, 11461, 17584, 20732, 22294, 22922, 36281, 41464, 44588, 45844, 72562, 78029, 80227, 82928, 89176, 91688, 145124, 156058, 160454, 178352, 183376, 290248, 312116, 320908, 580496, 624232, 641816, 813731, 1248464, 1283632, 1627462, 3254924, 5696117, 6509848, 11392234, 13019696, 22784468, 45568936, 91137872]

約数ペア:

[(1, 91137872), (2, 45568936), (4, 22784468), (7, 13019696), (8, 11392234), (14, 6509848), (16, 5696117), (28, 3254924), (56, 1627462), (71, 1283632), (73, 1248464), (112, 813731), (142, 641816), (146, 624232), (157, 580496), (284, 320908), (292, 312116), (314, 290248), (497, 183376), (511, 178352), (568, 160454), (584, 156058), (628, 145124), (994, 91688), (1022, 89176), (1099, 82928), (1136, 80227), (1168, 78029), (1256, 72562), (1988, 45844), (2044, 44588), (2198, 41464), (2512, 36281), (3976, 22922), (4088, 22294), (4396, 20732), (5183, 17584), (7952, 11461), (8176, 11147), (8792, 10366)]