105576250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 80

約数和(自身を含む): 218461320

約数和(自身を除く): 112885070

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 73, 89, 125, 130, 146, 178, 250, 325, 365, 445, 625, 650, 730, 890, 949, 1157, 1250, 1625, 1825, 1898, 2225, 2314, 3250, 3650, 4450, 4745, 5785, 6497, 8125, 9125, 9490, 11125, 11570, 12994, 16250, 18250, 22250, 23725, 28925, 32485, 45625, 47450, 55625, 57850, 64970, 84461, 91250, 111250, 118625, 144625, 162425, 168922, 237250, 289250, 324850, 422305, 593125, 723125, 812125, 844610, 1186250, 1446250, 1624250, 2111525, 4060625, 4223050, 8121250, 10557625, 21115250, 52788125, 105576250]

約数ペア:

[(1, 105576250), (2, 52788125), (5, 21115250), (10, 10557625), (13, 8121250), (25, 4223050), (26, 4060625), (50, 2111525), (65, 1624250), (73, 1446250), (89, 1186250), (125, 844610), (130, 812125), (146, 723125), (178, 593125), (250, 422305), (325, 324850), (365, 289250), (445, 237250), (625, 168922), (650, 162425), (730, 144625), (890, 118625), (949, 111250), (1157, 91250), (1250, 84461), (1625, 64970), (1825, 57850), (1898, 55625), (2225, 47450), (2314, 45625), (3250, 32485), (3650, 28925), (4450, 23725), (4745, 22250), (5785, 18250), (6497, 16250), (8125, 12994), (9125, 11570), (9490, 11125)]