65980020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{13249}}^1$

素因数の和:13344

約数の個数: 48

約数和(自身を含む): 186984000

約数和(自身を除く): 121003980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 83, 166, 249, 332, 415, 498, 830, 996, 1245, 1660, 2490, 4980, 13249, 26498, 39747, 52996, 66245, 79494, 132490, 158988, 198735, 264980, 397470, 794940, 1099667, 2199334, 3299001, 4398668, 5498335, 6598002, 10996670, 13196004, 16495005, 21993340, 32990010, 65980020]

約数ペア:

[(1, 65980020), (2, 32990010), (3, 21993340), (4, 16495005), (5, 13196004), (6, 10996670), (10, 6598002), (12, 5498335), (15, 4398668), (20, 3299001), (30, 2199334), (60, 1099667), (83, 794940), (166, 397470), (249, 264980), (332, 198735), (415, 158988), (498, 132490), (830, 79494), (996, 66245), (1245, 52996), (1660, 39747), (2490, 26498), (4980, 13249)]