39980125

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1$

素因数の和:354

約数の個数: 32

約数和(自身を含む): 53071200

約数和(自身を除く): 13091075

約数列:

[1, 5, 25, 29, 41, 125, 145, 205, 269, 725, 1025, 1189, 1345, 3625, 5125, 5945, 6725, 7801, 11029, 29725, 33625, 39005, 55145, 148625, 195025, 275725, 319841, 975125, 1378625, 1599205, 7996025, 39980125]

約数ペア:

[(1, 39980125), (5, 7996025), (25, 1599205), (29, 1378625), (41, 975125), (125, 319841), (145, 275725), (205, 195025), (269, 148625), (725, 55145), (1025, 39005), (1189, 33625), (1345, 29725), (3625, 11029), (5125, 7801), (5945, 6725)]