51530440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2417}}^1$

素因数の和:2482

約数の個数: 64

約数和(自身を含む): 127960560

約数和(自身を除く): 76430120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 1066, 1640, 2132, 2417, 2665, 4264, 4834, 5330, 9668, 10660, 12085, 19336, 21320, 24170, 31421, 48340, 62842, 96680, 99097, 125684, 157105, 198194, 251368, 314210, 396388, 495485, 628420, 792776, 990970, 1256840, 1288261, 1981940, 2576522, 3963880, 5153044, 6441305, 10306088, 12882610, 25765220, 51530440]

約数ペア:

[(1, 51530440), (2, 25765220), (4, 12882610), (5, 10306088), (8, 6441305), (10, 5153044), (13, 3963880), (20, 2576522), (26, 1981940), (40, 1288261), (41, 1256840), (52, 990970), (65, 792776), (82, 628420), (104, 495485), (130, 396388), (164, 314210), (205, 251368), (260, 198194), (328, 157105), (410, 125684), (520, 99097), (533, 96680), (820, 62842), (1066, 48340), (1640, 31421), (2132, 24170), (2417, 21320), (2665, 19336), (4264, 12085), (4834, 10660), (5330, 9668)]