72681250

素因数分解:

$2^1\times 5^5\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:457

約数の個数: 48

約数和(自身を含む): 141319080

約数和(自身を除く): 68637830

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 125, 145, 250, 290, 401, 625, 725, 802, 1250, 1450, 2005, 3125, 3625, 4010, 6250, 7250, 10025, 11629, 18125, 20050, 23258, 36250, 50125, 58145, 90625, 100250, 116290, 181250, 250625, 290725, 501250, 581450, 1253125, 1453625, 2506250, 2907250, 7268125, 14536250, 36340625, 72681250]

約数ペア:

[(1, 72681250), (2, 36340625), (5, 14536250), (10, 7268125), (25, 2907250), (29, 2506250), (50, 1453625), (58, 1253125), (125, 581450), (145, 501250), (250, 290725), (290, 250625), (401, 181250), (625, 116290), (725, 100250), (802, 90625), (1250, 58145), (1450, 50125), (2005, 36250), (3125, 23258), (3625, 20050), (4010, 18125), (6250, 11629), (7250, 10025)]