28629700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1531}}^1$

素因数の和:1573

約数の個数: 72

約数和(自身を含む): 71807904

約数和(自身を除く): 43178204

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 68, 85, 100, 110, 170, 187, 220, 275, 340, 374, 425, 550, 748, 850, 935, 1100, 1531, 1700, 1870, 3062, 3740, 4675, 6124, 7655, 9350, 15310, 16841, 18700, 26027, 30620, 33682, 38275, 52054, 67364, 76550, 84205, 104108, 130135, 153100, 168410, 260270, 286297, 336820, 421025, 520540, 572594, 650675, 842050, 1145188, 1301350, 1431485, 1684100, 2602700, 2862970, 5725940, 7157425, 14314850, 28629700]

約数ペア:

[(1, 28629700), (2, 14314850), (4, 7157425), (5, 5725940), (10, 2862970), (11, 2602700), (17, 1684100), (20, 1431485), (22, 1301350), (25, 1145188), (34, 842050), (44, 650675), (50, 572594), (55, 520540), (68, 421025), (85, 336820), (100, 286297), (110, 260270), (170, 168410), (187, 153100), (220, 130135), (275, 104108), (340, 84205), (374, 76550), (425, 67364), (550, 52054), (748, 38275), (850, 33682), (935, 30620), (1100, 26027), (1531, 18700), (1700, 16841), (1870, 15310), (3062, 9350), (3740, 7655), (4675, 6124)]