71974250

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 143410176

約数和(自身を除く): 71435926

約数列:

[1, 2, 5, 10, 25, 31, 37, 50, 62, 74, 125, 155, 185, 250, 251, 310, 370, 502, 775, 925, 1147, 1255, 1550, 1850, 2294, 2510, 3875, 4625, 5735, 6275, 7750, 7781, 9250, 9287, 11470, 12550, 15562, 18574, 28675, 31375, 38905, 46435, 57350, 62750, 77810, 92870, 143375, 194525, 232175, 286750, 287897, 389050, 464350, 575794, 972625, 1160875, 1439485, 1945250, 2321750, 2878970, 7197425, 14394850, 35987125, 71974250]

約数ペア:

[(1, 71974250), (2, 35987125), (5, 14394850), (10, 7197425), (25, 2878970), (31, 2321750), (37, 1945250), (50, 1439485), (62, 1160875), (74, 972625), (125, 575794), (155, 464350), (185, 389050), (250, 287897), (251, 286750), (310, 232175), (370, 194525), (502, 143375), (775, 92870), (925, 77810), (1147, 62750), (1255, 57350), (1550, 46435), (1850, 38905), (2294, 31375), (2510, 28675), (3875, 18574), (4625, 15562), (5735, 12550), (6275, 11470), (7750, 9287), (7781, 9250)]