40803815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 55121472

約数和(自身を除く): 14317657

約数列:

[1, 5, 13, 41, 61, 65, 205, 251, 305, 533, 793, 1255, 2501, 2665, 3263, 3965, 10291, 12505, 15311, 16315, 32513, 51455, 76555, 133783, 162565, 199043, 627751, 668915, 995215, 3138755, 8160763, 40803815]

約数ペア:

[(1, 40803815), (5, 8160763), (13, 3138755), (41, 995215), (61, 668915), (65, 627751), (205, 199043), (251, 162565), (305, 133783), (533, 76555), (793, 51455), (1255, 32513), (2501, 16315), (2665, 15311), (3263, 12505), (3965, 10291)]