27525209380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{245279}}^1$

素因数の和:245500

約数の個数: 48

約数和(自身を含む): 59997450240

約数和(自身を除く): 32472240860

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 181, 310, 362, 620, 724, 905, 1810, 3620, 5611, 11222, 22444, 28055, 56110, 112220, 245279, 490558, 981116, 1226395, 2452790, 4905580, 7603649, 15207298, 30414596, 38018245, 44395499, 76036490, 88790998, 152072980, 177581996, 221977495, 443954990, 887909980, 1376260469, 2752520938, 5505041876, 6881302345, 13762604690, 27525209380]

約数ペア:

[(1, 27525209380), (2, 13762604690), (4, 6881302345), (5, 5505041876), (10, 2752520938), (20, 1376260469), (31, 887909980), (62, 443954990), (124, 221977495), (155, 177581996), (181, 152072980), (310, 88790998), (362, 76036490), (620, 44395499), (724, 38018245), (905, 30414596), (1810, 15207298), (3620, 7603649), (5611, 4905580), (11222, 2452790), (22444, 1226395), (28055, 981116), (56110, 490558), (112220, 245279)]