13491250

素因数分解:

$2^1\times 5^4\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:316

約数の個数: 40

約数和(自身を含む): 25979184

約数和(自身を除く): 12487934

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 125, 215, 250, 251, 430, 502, 625, 1075, 1250, 1255, 2150, 2510, 5375, 6275, 10750, 10793, 12550, 21586, 26875, 31375, 53750, 53965, 62750, 107930, 156875, 269825, 313750, 539650, 1349125, 2698250, 6745625, 13491250]

約数ペア:

[(1, 13491250), (2, 6745625), (5, 2698250), (10, 1349125), (25, 539650), (43, 313750), (50, 269825), (86, 156875), (125, 107930), (215, 62750), (250, 53965), (251, 53750), (430, 31375), (502, 26875), (625, 21586), (1075, 12550), (1250, 10793), (1255, 10750), (2150, 6275), (2510, 5375)]