68009720

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{23291}}^1$

素因数の和:23375

約数の個数: 32

約数和(自身を含む): 155124720

約数和(自身を除く): 87115000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 23291, 46582, 93164, 116455, 186328, 232910, 465820, 931640, 1700243, 3400486, 6800972, 8501215, 13601944, 17002430, 34004860, 68009720]

約数ペア:

[(1, 68009720), (2, 34004860), (4, 17002430), (5, 13601944), (8, 8501215), (10, 6800972), (20, 3400486), (40, 1700243), (73, 931640), (146, 465820), (292, 232910), (365, 186328), (584, 116455), (730, 93164), (1460, 46582), (2920, 23291)]