75871820

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 163033248

約数和(自身を除く): 87161428

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 157, 292, 314, 331, 365, 628, 662, 730, 785, 1324, 1460, 1570, 1655, 3140, 3310, 6620, 11461, 22922, 24163, 45844, 48326, 51967, 57305, 96652, 103934, 114610, 120815, 207868, 229220, 241630, 259835, 483260, 519670, 1039340, 3793591, 7587182, 15174364, 18967955, 37935910, 75871820]

約数ペア:

[(1, 75871820), (2, 37935910), (4, 18967955), (5, 15174364), (10, 7587182), (20, 3793591), (73, 1039340), (146, 519670), (157, 483260), (292, 259835), (314, 241630), (331, 229220), (365, 207868), (628, 120815), (662, 114610), (730, 103934), (785, 96652), (1324, 57305), (1460, 51967), (1570, 48326), (1655, 45844), (3140, 24163), (3310, 22922), (6620, 11461)]