3955250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1217}}^1$

素因数の和:1247

約数の個数: 32

約数和(自身を含む): 7980336

約数和(自身を除く): 4025086

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1217, 1625, 2434, 3250, 6085, 12170, 15821, 30425, 31642, 60850, 79105, 152125, 158210, 304250, 395525, 791050, 1977625, 3955250]

約数ペア:

[(1, 3955250), (2, 1977625), (5, 791050), (10, 395525), (13, 304250), (25, 158210), (26, 152125), (50, 79105), (65, 60850), (125, 31642), (130, 30425), (250, 15821), (325, 12170), (650, 6085), (1217, 3250), (1625, 2434)]