72899025

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 125075328

約数和(自身を除く): 52176303

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 151, 157, 205, 453, 471, 615, 755, 785, 1025, 2265, 2355, 3075, 3775, 3925, 6191, 6437, 11325, 11775, 18573, 19311, 23707, 30955, 32185, 71121, 92865, 96555, 118535, 154775, 160925, 355605, 464325, 482775, 592675, 971987, 1778025, 2915961, 4859935, 14579805, 24299675, 72899025]

約数ペア:

[(1, 72899025), (3, 24299675), (5, 14579805), (15, 4859935), (25, 2915961), (41, 1778025), (75, 971987), (123, 592675), (151, 482775), (157, 464325), (205, 355605), (453, 160925), (471, 154775), (615, 118535), (755, 96555), (785, 92865), (1025, 71121), (2265, 32185), (2355, 30955), (3075, 23707), (3775, 19311), (3925, 18573), (6191, 11775), (6437, 11325)]