78129700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^3\times {\mathrm{587}}^1$

素因数の和:634

約数の個数: 72

約数和(自身を含む): 186800544

約数和(自身を除く): 108670844

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 587, 605, 1100, 1174, 1210, 1331, 2348, 2420, 2662, 2935, 3025, 5324, 5870, 6050, 6457, 6655, 11740, 12100, 12914, 13310, 14675, 25828, 26620, 29350, 32285, 33275, 58700, 64570, 66550, 71027, 129140, 133100, 142054, 161425, 284108, 322850, 355135, 645700, 710270, 781297, 1420540, 1562594, 1775675, 3125188, 3551350, 3906485, 7102700, 7812970, 15625940, 19532425, 39064850, 78129700]

約数ペア:

[(1, 78129700), (2, 39064850), (4, 19532425), (5, 15625940), (10, 7812970), (11, 7102700), (20, 3906485), (22, 3551350), (25, 3125188), (44, 1775675), (50, 1562594), (55, 1420540), (100, 781297), (110, 710270), (121, 645700), (220, 355135), (242, 322850), (275, 284108), (484, 161425), (550, 142054), (587, 133100), (605, 129140), (1100, 71027), (1174, 66550), (1210, 64570), (1331, 58700), (2348, 33275), (2420, 32285), (2662, 29350), (2935, 26620), (3025, 25828), (5324, 14675), (5870, 13310), (6050, 12914), (6457, 12100), (6655, 11740)]