61420856

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1109}}^1$

素因数の和:1188

約数の個数: 64

約数和(自身を含む): 140659200

約数和(自身を除く): 79238344

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 43, 46, 56, 86, 92, 161, 172, 184, 301, 322, 344, 602, 644, 989, 1109, 1204, 1288, 1978, 2218, 2408, 3956, 4436, 6923, 7763, 7912, 8872, 13846, 15526, 25507, 27692, 31052, 47687, 51014, 55384, 62104, 95374, 102028, 178549, 190748, 204056, 333809, 357098, 381496, 667618, 714196, 1096801, 1335236, 1428392, 2193602, 2670472, 4387204, 7677607, 8774408, 15355214, 30710428, 61420856]

約数ペア:

[(1, 61420856), (2, 30710428), (4, 15355214), (7, 8774408), (8, 7677607), (14, 4387204), (23, 2670472), (28, 2193602), (43, 1428392), (46, 1335236), (56, 1096801), (86, 714196), (92, 667618), (161, 381496), (172, 357098), (184, 333809), (301, 204056), (322, 190748), (344, 178549), (602, 102028), (644, 95374), (989, 62104), (1109, 55384), (1204, 51014), (1288, 47687), (1978, 31052), (2218, 27692), (2408, 25507), (3956, 15526), (4436, 13846), (6923, 8872), (7763, 7912)]