80653380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{727}}^1$

素因数の和:825

約数の個数: 72

約数和(自身を含む): 231521472

約数和(自身を除く): 150868092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 727, 860, 1290, 1454, 1849, 2181, 2580, 2908, 3635, 3698, 4362, 5547, 7270, 7396, 8724, 9245, 10905, 11094, 14540, 18490, 21810, 22188, 27735, 31261, 36980, 43620, 55470, 62522, 93783, 110940, 125044, 156305, 187566, 312610, 375132, 468915, 625220, 937830, 1344223, 1875660, 2688446, 4032669, 5376892, 6721115, 8065338, 13442230, 16130676, 20163345, 26884460, 40326690, 80653380]

約数ペア:

[(1, 80653380), (2, 40326690), (3, 26884460), (4, 20163345), (5, 16130676), (6, 13442230), (10, 8065338), (12, 6721115), (15, 5376892), (20, 4032669), (30, 2688446), (43, 1875660), (60, 1344223), (86, 937830), (129, 625220), (172, 468915), (215, 375132), (258, 312610), (430, 187566), (516, 156305), (645, 125044), (727, 110940), (860, 93783), (1290, 62522), (1454, 55470), (1849, 43620), (2181, 36980), (2580, 31261), (2908, 27735), (3635, 22188), (3698, 21810), (4362, 18490), (5547, 14540), (7270, 11094), (7396, 10905), (8724, 9245)]