179081620

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{1249}}^1$

素因数の和:1432

約数の個数: 48

約数和(自身を含む): 385560000

約数和(自身を除く): 206478380

約数列:

[1, 2, 4, 5, 10, 20, 67, 107, 134, 214, 268, 335, 428, 535, 670, 1070, 1249, 1340, 2140, 2498, 4996, 6245, 7169, 12490, 14338, 24980, 28676, 35845, 71690, 83683, 133643, 143380, 167366, 267286, 334732, 418415, 534572, 668215, 836830, 1336430, 1673660, 2672860, 8954081, 17908162, 35816324, 44770405, 89540810, 179081620]

約数ペア:

[(1, 179081620), (2, 89540810), (4, 44770405), (5, 35816324), (10, 17908162), (20, 8954081), (67, 2672860), (107, 1673660), (134, 1336430), (214, 836830), (268, 668215), (335, 534572), (428, 418415), (535, 334732), (670, 267286), (1070, 167366), (1249, 143380), (1340, 133643), (2140, 83683), (2498, 71690), (4996, 35845), (6245, 28676), (7169, 24980), (12490, 14338)]