442471250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{373}}^1$

素因数の和:481

約数の個数: 80

約数和(自身を含む): 907828152

約数和(自身を除く): 465356902

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 73, 125, 130, 146, 250, 325, 365, 373, 625, 650, 730, 746, 949, 1250, 1625, 1825, 1865, 1898, 3250, 3650, 3730, 4745, 4849, 8125, 9125, 9325, 9490, 9698, 16250, 18250, 18650, 23725, 24245, 27229, 45625, 46625, 47450, 48490, 54458, 91250, 93250, 118625, 121225, 136145, 233125, 237250, 242450, 272290, 353977, 466250, 593125, 606125, 680725, 707954, 1186250, 1212250, 1361450, 1769885, 3030625, 3403625, 3539770, 6061250, 6807250, 8849425, 17018125, 17698850, 34036250, 44247125, 88494250, 221235625, 442471250]

約数ペア:

[(1, 442471250), (2, 221235625), (5, 88494250), (10, 44247125), (13, 34036250), (25, 17698850), (26, 17018125), (50, 8849425), (65, 6807250), (73, 6061250), (125, 3539770), (130, 3403625), (146, 3030625), (250, 1769885), (325, 1361450), (365, 1212250), (373, 1186250), (625, 707954), (650, 680725), (730, 606125), (746, 593125), (949, 466250), (1250, 353977), (1625, 272290), (1825, 242450), (1865, 237250), (1898, 233125), (3250, 136145), (3650, 121225), (3730, 118625), (4745, 93250), (4849, 91250), (8125, 54458), (9125, 48490), (9325, 47450), (9490, 46625), (9698, 45625), (16250, 27229), (18250, 24245), (18650, 23725)]