66147250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{20353}}^1$

素因数の和:20383

約数の個数: 32

約数和(自身を含む): 133359408

約数和(自身を除く): 67212158

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 20353, 40706, 101765, 203530, 264589, 508825, 529178, 1017650, 1322945, 2544125, 2645890, 5088250, 6614725, 13229450, 33073625, 66147250]

約数ペア:

[(1, 66147250), (2, 33073625), (5, 13229450), (10, 6614725), (13, 5088250), (25, 2645890), (26, 2544125), (50, 1322945), (65, 1017650), (125, 529178), (130, 508825), (250, 264589), (325, 203530), (650, 101765), (1625, 40706), (3250, 20353)]