72921525

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{701}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 128831040

約数和(自身を除く): 55909515

約数列:

[1, 3, 5, 15, 19, 25, 57, 73, 75, 95, 219, 285, 365, 475, 701, 1095, 1387, 1425, 1825, 2103, 3505, 4161, 5475, 6935, 10515, 13319, 17525, 20805, 34675, 39957, 51173, 52575, 66595, 104025, 153519, 199785, 255865, 332975, 767595, 972287, 998925, 1279325, 2916861, 3837975, 4861435, 14584305, 24307175, 72921525]

約数ペア:

[(1, 72921525), (3, 24307175), (5, 14584305), (15, 4861435), (19, 3837975), (25, 2916861), (57, 1279325), (73, 998925), (75, 972287), (95, 767595), (219, 332975), (285, 255865), (365, 199785), (475, 153519), (701, 104025), (1095, 66595), (1387, 52575), (1425, 51173), (1825, 39957), (2103, 34675), (3505, 20805), (4161, 17525), (5475, 13319), (6935, 10515)]