247927900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{877}}^1$

素因数の和:1159

約数の個数: 72

約数和(自身を含む): 589868496

約数和(自身を除く): 341940596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 257, 275, 514, 550, 877, 1028, 1100, 1285, 1754, 2570, 2827, 3508, 4385, 5140, 5654, 6425, 8770, 9647, 11308, 12850, 14135, 17540, 19294, 21925, 25700, 28270, 38588, 43850, 48235, 56540, 70675, 87700, 96470, 141350, 192940, 225389, 241175, 282700, 450778, 482350, 901556, 964700, 1126945, 2253890, 2479279, 4507780, 4958558, 5634725, 9917116, 11269450, 12396395, 22538900, 24792790, 49585580, 61981975, 123963950, 247927900]

約数ペア:

[(1, 247927900), (2, 123963950), (4, 61981975), (5, 49585580), (10, 24792790), (11, 22538900), (20, 12396395), (22, 11269450), (25, 9917116), (44, 5634725), (50, 4958558), (55, 4507780), (100, 2479279), (110, 2253890), (220, 1126945), (257, 964700), (275, 901556), (514, 482350), (550, 450778), (877, 282700), (1028, 241175), (1100, 225389), (1285, 192940), (1754, 141350), (2570, 96470), (2827, 87700), (3508, 70675), (4385, 56540), (5140, 48235), (5654, 43850), (6425, 38588), (8770, 28270), (9647, 25700), (11308, 21925), (12850, 19294), (14135, 17540)]