31104375

素因数分解:

$3^1\times 5^4\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:389

約数の個数: 40

約数和(自身を含む): 52970544

約数和(自身を除く): 21866169

約数列:

[1, 3, 5, 15, 25, 53, 75, 125, 159, 265, 313, 375, 625, 795, 939, 1325, 1565, 1875, 3975, 4695, 6625, 7825, 16589, 19875, 23475, 33125, 39125, 49767, 82945, 99375, 117375, 195625, 248835, 414725, 586875, 1244175, 2073625, 6220875, 10368125, 31104375]

約数ペア:

[(1, 31104375), (3, 10368125), (5, 6220875), (15, 2073625), (25, 1244175), (53, 586875), (75, 414725), (125, 248835), (159, 195625), (265, 117375), (313, 99375), (375, 82945), (625, 49767), (795, 39125), (939, 33125), (1325, 23475), (1565, 19875), (1875, 16589), (3975, 7825), (4695, 6625)]