28626492025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1\times {\mathrm{2087}}^1$

素因数の和:2614

約数の個数: 48

約数和(自身を含む): 38028994560

約数和(自身を除く): 9402502535

約数列:

[1, 5, 19, 25, 67, 95, 335, 431, 475, 1273, 1675, 2087, 2155, 6365, 8189, 10435, 10775, 28877, 31825, 39653, 40945, 52175, 139829, 144385, 198265, 204725, 548663, 699145, 721925, 899497, 991325, 2656751, 2743315, 3495725, 4497485, 13283755, 13716575, 17090443, 22487425, 60266299, 66418775, 85452215, 301331495, 427261075, 1145059681, 1506657475, 5725298405, 28626492025]

約数ペア:

[(1, 28626492025), (5, 5725298405), (19, 1506657475), (25, 1145059681), (67, 427261075), (95, 301331495), (335, 85452215), (431, 66418775), (475, 60266299), (1273, 22487425), (1675, 17090443), (2087, 13716575), (2155, 13283755), (6365, 4497485), (8189, 3495725), (10435, 2743315), (10775, 2656751), (28877, 991325), (31825, 899497), (39653, 721925), (40945, 699145), (52175, 548663), (139829, 204725), (144385, 198265)]