425861900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{631}}^1$

素因数の和:1059

約数の個数: 72

約数和(自身を含む): 982499616

約数和(自身を除く): 556637716

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 397, 425, 631, 794, 850, 1262, 1588, 1700, 1985, 2524, 3155, 3970, 6310, 6749, 7940, 9925, 10727, 12620, 13498, 15775, 19850, 21454, 26996, 31550, 33745, 39700, 42908, 53635, 63100, 67490, 107270, 134980, 168725, 214540, 250507, 268175, 337450, 501014, 536350, 674900, 1002028, 1072700, 1252535, 2505070, 4258619, 5010140, 6262675, 8517238, 12525350, 17034476, 21293095, 25050700, 42586190, 85172380, 106465475, 212930950, 425861900]

約数ペア:

[(1, 425861900), (2, 212930950), (4, 106465475), (5, 85172380), (10, 42586190), (17, 25050700), (20, 21293095), (25, 17034476), (34, 12525350), (50, 8517238), (68, 6262675), (85, 5010140), (100, 4258619), (170, 2505070), (340, 1252535), (397, 1072700), (425, 1002028), (631, 674900), (794, 536350), (850, 501014), (1262, 337450), (1588, 268175), (1700, 250507), (1985, 214540), (2524, 168725), (3155, 134980), (3970, 107270), (6310, 67490), (6749, 63100), (7940, 53635), (9925, 42908), (10727, 39700), (12620, 33745), (13498, 31550), (15775, 26996), (19850, 21454)]