31872450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:492

約数の個数: 96

約数和(自身を含む): 86780160

約数和(自身を除く): 54907710

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 29, 30, 34, 50, 51, 58, 75, 85, 87, 102, 145, 150, 170, 174, 255, 290, 425, 431, 435, 493, 510, 725, 850, 862, 870, 986, 1275, 1293, 1450, 1479, 2155, 2175, 2465, 2550, 2586, 2958, 4310, 4350, 4930, 6465, 7327, 7395, 10775, 12325, 12499, 12930, 14654, 14790, 21550, 21981, 24650, 24998, 32325, 36635, 36975, 37497, 43962, 62495, 64650, 73270, 73950, 74994, 109905, 124990, 183175, 187485, 212483, 219810, 312475, 366350, 374970, 424966, 549525, 624950, 637449, 937425, 1062415, 1099050, 1274898, 1874850, 2124830, 3187245, 5312075, 6374490, 10624150, 15936225, 31872450]

約数ペア:

[(1, 31872450), (2, 15936225), (3, 10624150), (5, 6374490), (6, 5312075), (10, 3187245), (15, 2124830), (17, 1874850), (25, 1274898), (29, 1099050), (30, 1062415), (34, 937425), (50, 637449), (51, 624950), (58, 549525), (75, 424966), (85, 374970), (87, 366350), (102, 312475), (145, 219810), (150, 212483), (170, 187485), (174, 183175), (255, 124990), (290, 109905), (425, 74994), (431, 73950), (435, 73270), (493, 64650), (510, 62495), (725, 43962), (850, 37497), (862, 36975), (870, 36635), (986, 32325), (1275, 24998), (1293, 24650), (1450, 21981), (1479, 21550), (2155, 14790), (2175, 14654), (2465, 12930), (2550, 12499), (2586, 12325), (2958, 10775), (4310, 7395), (4350, 7327), (4930, 6465)]