86971250

素因数分解:

$2^1\times 5^4\times {\mathrm{41}}^1\times {\mathrm{1697}}^1$

素因数の和:1760

約数の個数: 40

約数和(自身を含む): 167093388

約数和(自身を除く): 80122138

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 125, 205, 250, 410, 625, 1025, 1250, 1697, 2050, 3394, 5125, 8485, 10250, 16970, 25625, 42425, 51250, 69577, 84850, 139154, 212125, 347885, 424250, 695770, 1060625, 1739425, 2121250, 3478850, 8697125, 17394250, 43485625, 86971250]

約数ペア:

[(1, 86971250), (2, 43485625), (5, 17394250), (10, 8697125), (25, 3478850), (41, 2121250), (50, 1739425), (82, 1060625), (125, 695770), (205, 424250), (250, 347885), (410, 212125), (625, 139154), (1025, 84850), (1250, 69577), (1697, 51250), (2050, 42425), (3394, 25625), (5125, 16970), (8485, 10250)]