61699560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39551}}^1$

素因数の和:39578

約数の個数: 64

約数和(自身を含む): 199342080

約数和(自身を除く): 137642520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 39551, 79102, 118653, 158204, 197755, 237306, 316408, 395510, 474612, 514163, 593265, 791020, 949224, 1028326, 1186530, 1542489, 1582040, 2056652, 2373060, 2570815, 3084978, 4113304, 4746120, 5141630, 6169956, 7712445, 10283260, 12339912, 15424890, 20566520, 30849780, 61699560]

約数ペア:

[(1, 61699560), (2, 30849780), (3, 20566520), (4, 15424890), (5, 12339912), (6, 10283260), (8, 7712445), (10, 6169956), (12, 5141630), (13, 4746120), (15, 4113304), (20, 3084978), (24, 2570815), (26, 2373060), (30, 2056652), (39, 1582040), (40, 1542489), (52, 1186530), (60, 1028326), (65, 949224), (78, 791020), (104, 593265), (120, 514163), (130, 474612), (156, 395510), (195, 316408), (260, 237306), (312, 197755), (390, 158204), (520, 118653), (780, 79102), (1560, 39551)]