38331475

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 62339760

約数和(自身を除く): 24008285

約数列:

[1, 5, 7, 13, 25, 29, 35, 49, 65, 83, 91, 145, 175, 203, 245, 325, 377, 415, 455, 581, 637, 725, 1015, 1079, 1225, 1421, 1885, 2075, 2275, 2407, 2639, 2905, 3185, 4067, 5075, 5395, 7105, 7553, 9425, 12035, 13195, 14525, 15925, 16849, 18473, 20335, 26975, 31291, 35525, 37765, 52871, 60175, 65975, 84245, 92365, 101675, 117943, 156455, 188825, 219037, 264355, 421225, 461825, 589715, 782275, 1095185, 1321775, 1533259, 2948575, 5475925, 7666295, 38331475]

約数ペア:

[(1, 38331475), (5, 7666295), (7, 5475925), (13, 2948575), (25, 1533259), (29, 1321775), (35, 1095185), (49, 782275), (65, 589715), (83, 461825), (91, 421225), (145, 264355), (175, 219037), (203, 188825), (245, 156455), (325, 117943), (377, 101675), (415, 92365), (455, 84245), (581, 65975), (637, 60175), (725, 52871), (1015, 37765), (1079, 35525), (1225, 31291), (1421, 26975), (1885, 20335), (2075, 18473), (2275, 16849), (2407, 15925), (2639, 14525), (2905, 13195), (3185, 12035), (4067, 9425), (5075, 7553), (5395, 7105)]