81819292

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 153538560

約数和(自身を除く): 71719268

約数列:

[1, 2, 4, 31, 47, 62, 94, 101, 124, 139, 188, 202, 278, 404, 556, 1457, 2914, 3131, 4309, 4747, 5828, 6262, 6533, 8618, 9494, 12524, 13066, 14039, 17236, 18988, 26132, 28078, 56156, 147157, 202523, 294314, 405046, 435209, 588628, 659833, 810092, 870418, 1319666, 1740836, 2639332, 20454823, 40909646, 81819292]

約数ペア:

[(1, 81819292), (2, 40909646), (4, 20454823), (31, 2639332), (47, 1740836), (62, 1319666), (94, 870418), (101, 810092), (124, 659833), (139, 588628), (188, 435209), (202, 405046), (278, 294314), (404, 202523), (556, 147157), (1457, 56156), (2914, 28078), (3131, 26132), (4309, 18988), (4747, 17236), (5828, 14039), (6262, 13066), (6533, 12524), (8618, 9494)]