51916020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{659}}^1$

素因数の和:785

約数の個数: 96

約数和(自身を含む): 158336640

約数和(自身を除く): 106420620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 101, 130, 156, 195, 202, 260, 303, 390, 404, 505, 606, 659, 780, 1010, 1212, 1313, 1318, 1515, 1977, 2020, 2626, 2636, 3030, 3295, 3939, 3954, 5252, 6060, 6565, 6590, 7878, 7908, 8567, 9885, 13130, 13180, 15756, 17134, 19695, 19770, 25701, 26260, 34268, 39390, 39540, 42835, 51402, 66559, 78780, 85670, 102804, 128505, 133118, 171340, 199677, 257010, 266236, 332795, 399354, 514020, 665590, 798708, 865267, 998385, 1331180, 1730534, 1996770, 2595801, 3461068, 3993540, 4326335, 5191602, 8652670, 10383204, 12979005, 17305340, 25958010, 51916020]

約数ペア:

[(1, 51916020), (2, 25958010), (3, 17305340), (4, 12979005), (5, 10383204), (6, 8652670), (10, 5191602), (12, 4326335), (13, 3993540), (15, 3461068), (20, 2595801), (26, 1996770), (30, 1730534), (39, 1331180), (52, 998385), (60, 865267), (65, 798708), (78, 665590), (101, 514020), (130, 399354), (156, 332795), (195, 266236), (202, 257010), (260, 199677), (303, 171340), (390, 133118), (404, 128505), (505, 102804), (606, 85670), (659, 78780), (780, 66559), (1010, 51402), (1212, 42835), (1313, 39540), (1318, 39390), (1515, 34268), (1977, 26260), (2020, 25701), (2626, 19770), (2636, 19695), (3030, 17134), (3295, 15756), (3939, 13180), (3954, 13130), (5252, 9885), (6060, 8567), (6565, 7908), (6590, 7878)]