16040950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 48

約数和(自身を含む): 31426560

約数和(自身を除く): 15385610

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 79, 131, 155, 158, 262, 310, 395, 655, 775, 790, 1310, 1550, 1975, 2449, 3275, 3950, 4061, 4898, 6550, 8122, 10349, 12245, 20305, 20698, 24490, 40610, 51745, 61225, 101525, 103490, 122450, 203050, 258725, 320819, 517450, 641638, 1604095, 3208190, 8020475, 16040950]

約数ペア:

[(1, 16040950), (2, 8020475), (5, 3208190), (10, 1604095), (25, 641638), (31, 517450), (50, 320819), (62, 258725), (79, 203050), (131, 122450), (155, 103490), (158, 101525), (262, 61225), (310, 51745), (395, 40610), (655, 24490), (775, 20698), (790, 20305), (1310, 12245), (1550, 10349), (1975, 8122), (2449, 6550), (3275, 4898), (3950, 4061)]