40143376

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:456

約数の個数: 80

約数和(自身を含む): 97216000

約数和(自身を除く): 57072624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 79, 91, 104, 112, 158, 182, 208, 316, 349, 364, 553, 632, 698, 728, 1027, 1106, 1264, 1396, 1456, 2054, 2212, 2443, 2792, 4108, 4424, 4537, 4886, 5584, 7189, 8216, 8848, 9074, 9772, 14378, 16432, 18148, 19544, 27571, 28756, 31759, 36296, 39088, 55142, 57512, 63518, 72592, 110284, 115024, 127036, 192997, 220568, 254072, 358423, 385994, 441136, 508144, 716846, 771988, 1433692, 1543976, 2508961, 2867384, 3087952, 5017922, 5734768, 10035844, 20071688, 40143376]

約数ペア:

[(1, 40143376), (2, 20071688), (4, 10035844), (7, 5734768), (8, 5017922), (13, 3087952), (14, 2867384), (16, 2508961), (26, 1543976), (28, 1433692), (52, 771988), (56, 716846), (79, 508144), (91, 441136), (104, 385994), (112, 358423), (158, 254072), (182, 220568), (208, 192997), (316, 127036), (349, 115024), (364, 110284), (553, 72592), (632, 63518), (698, 57512), (728, 55142), (1027, 39088), (1106, 36296), (1264, 31759), (1396, 28756), (1456, 27571), (2054, 19544), (2212, 18148), (2443, 16432), (2792, 14378), (4108, 9772), (4424, 9074), (4537, 8848), (4886, 8216), (5584, 7189)]