201525038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1$

素因数の和:453

約数の個数: 64

約数和(自身を含む): 379753920

約数和(自身を除く): 178228882

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 181, 187, 221, 229, 286, 362, 374, 442, 458, 1991, 2353, 2431, 2519, 2977, 3077, 3893, 3982, 4706, 4862, 5038, 5954, 6154, 7786, 25883, 32747, 33847, 40001, 41449, 42823, 50609, 51766, 65494, 67694, 80002, 82898, 85646, 101218, 440011, 455939, 538837, 556699, 704633, 880022, 911878, 1077674, 1113398, 1409266, 5927207, 7750963, 9160229, 11854414, 15501926, 18320458, 100762519, 201525038]

約数ペア:

[(1, 201525038), (2, 100762519), (11, 18320458), (13, 15501926), (17, 11854414), (22, 9160229), (26, 7750963), (34, 5927207), (143, 1409266), (181, 1113398), (187, 1077674), (221, 911878), (229, 880022), (286, 704633), (362, 556699), (374, 538837), (442, 455939), (458, 440011), (1991, 101218), (2353, 85646), (2431, 82898), (2519, 80002), (2977, 67694), (3077, 65494), (3893, 51766), (3982, 50609), (4706, 42823), (4862, 41449), (5038, 40001), (5954, 33847), (6154, 32747), (7786, 25883)]