72655575

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{15881}}^1$

素因数の和:15955

約数の個数: 24

約数和(自身を含む): 122100816

約数和(自身を除く): 49445241

約数列:

[1, 3, 5, 15, 25, 61, 75, 183, 305, 915, 1525, 4575, 15881, 47643, 79405, 238215, 397025, 968741, 1191075, 2906223, 4843705, 14531115, 24218525, 72655575]

約数ペア:

[(1, 72655575), (3, 24218525), (5, 14531115), (15, 4843705), (25, 2906223), (61, 1191075), (75, 968741), (183, 397025), (305, 238215), (915, 79405), (1525, 47643), (4575, 15881)]