201757790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{8971}}^1$

素因数の和:9164

約数の個数: 32

約数和(自身を含む): 393404256

約数和(自身を除く): 191646466

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 173, 346, 865, 1730, 2249, 4498, 8971, 11245, 17942, 22490, 44855, 89710, 116623, 233246, 583115, 1166230, 1551983, 3103966, 7759915, 15519830, 20175779, 40351558, 100878895, 201757790]

約数ペア:

[(1, 201757790), (2, 100878895), (5, 40351558), (10, 20175779), (13, 15519830), (26, 7759915), (65, 3103966), (130, 1551983), (173, 1166230), (346, 583115), (865, 233246), (1730, 116623), (2249, 89710), (4498, 44855), (8971, 22490), (11245, 17942)]