39804375

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:130

約数の個数: 80

約数和(自身を含む): 75575808

約数和(自身を除く): 35771433

約数列:

[1, 3, 5, 13, 15, 23, 25, 39, 65, 69, 71, 75, 115, 125, 195, 213, 299, 325, 345, 355, 375, 575, 625, 897, 923, 975, 1065, 1495, 1625, 1633, 1725, 1775, 1875, 2769, 2875, 4485, 4615, 4875, 4899, 5325, 7475, 8125, 8165, 8625, 8875, 13845, 14375, 21229, 22425, 23075, 24375, 24495, 26625, 37375, 40825, 43125, 44375, 63687, 69225, 106145, 112125, 115375, 122475, 133125, 186875, 204125, 318435, 346125, 530725, 560625, 576875, 612375, 1020625, 1592175, 1730625, 2653625, 3061875, 7960875, 13268125, 39804375]

約数ペア:

[(1, 39804375), (3, 13268125), (5, 7960875), (13, 3061875), (15, 2653625), (23, 1730625), (25, 1592175), (39, 1020625), (65, 612375), (69, 576875), (71, 560625), (75, 530725), (115, 346125), (125, 318435), (195, 204125), (213, 186875), (299, 133125), (325, 122475), (345, 115375), (355, 112125), (375, 106145), (575, 69225), (625, 63687), (897, 44375), (923, 43125), (975, 40825), (1065, 37375), (1495, 26625), (1625, 24495), (1633, 24375), (1725, 23075), (1775, 22425), (1875, 21229), (2769, 14375), (2875, 13845), (4485, 8875), (4615, 8625), (4875, 8165), (4899, 8125), (5325, 7475)]