80973340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{25147}}^1$

素因数の和:25186

約数の個数: 48

約数和(自身を含む): 202793472

約数和(自身を除く): 121820132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 25147, 50294, 100588, 125735, 176029, 251470, 352058, 502940, 578381, 704116, 880145, 1156762, 1760290, 2313524, 2891905, 3520580, 4048667, 5783810, 8097334, 11567620, 16194668, 20243335, 40486670, 80973340]

約数ペア:

[(1, 80973340), (2, 40486670), (4, 20243335), (5, 16194668), (7, 11567620), (10, 8097334), (14, 5783810), (20, 4048667), (23, 3520580), (28, 2891905), (35, 2313524), (46, 1760290), (70, 1156762), (92, 880145), (115, 704116), (140, 578381), (161, 502940), (230, 352058), (322, 251470), (460, 176029), (644, 125735), (805, 100588), (1610, 50294), (3220, 25147)]