20153760305

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1\times {\mathrm{13177}}^1$

素因数の和:13769

約数の個数: 32

約数和(自身を含む): 28009048320

約数和(自身を除く): 7855288015

約数列:

[1, 5, 7, 35, 89, 445, 491, 623, 2455, 3115, 3437, 13177, 17185, 43699, 65885, 92239, 218495, 305893, 461195, 1172753, 1529465, 5863765, 6469907, 8209271, 32349535, 41046355, 45289349, 226446745, 575821723, 2879108615, 4030752061, 20153760305]

約数ペア:

[(1, 20153760305), (5, 4030752061), (7, 2879108615), (35, 575821723), (89, 226446745), (445, 45289349), (491, 41046355), (623, 32349535), (2455, 8209271), (3115, 6469907), (3437, 5863765), (13177, 1529465), (17185, 1172753), (43699, 461195), (65885, 305893), (92239, 218495)]