1657162900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{683}}^1\times {\mathrm{1277}}^1$

素因数の和:1993

約数の個数: 72

約数和(自身を含む): 3793819680

約数和(自身を除く): 2136656780

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 683, 950, 1277, 1366, 1900, 2554, 2732, 3415, 5108, 6385, 6830, 12770, 12977, 13660, 17075, 24263, 25540, 25954, 31925, 34150, 48526, 51908, 63850, 64885, 68300, 97052, 121315, 127700, 129770, 242630, 259540, 324425, 485260, 606575, 648850, 872191, 1213150, 1297700, 1744382, 2426300, 3488764, 4360955, 8721910, 16571629, 17443820, 21804775, 33143258, 43609550, 66286516, 82858145, 87219100, 165716290, 331432580, 414290725, 828581450, 1657162900]

約数ペア:

[(1, 1657162900), (2, 828581450), (4, 414290725), (5, 331432580), (10, 165716290), (19, 87219100), (20, 82858145), (25, 66286516), (38, 43609550), (50, 33143258), (76, 21804775), (95, 17443820), (100, 16571629), (190, 8721910), (380, 4360955), (475, 3488764), (683, 2426300), (950, 1744382), (1277, 1297700), (1366, 1213150), (1900, 872191), (2554, 648850), (2732, 606575), (3415, 485260), (5108, 324425), (6385, 259540), (6830, 242630), (12770, 129770), (12977, 127700), (13660, 121315), (17075, 97052), (24263, 68300), (25540, 64885), (25954, 63850), (31925, 51908), (34150, 48526)]