51808860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{16931}}^1$

素因数の和:16963

約数の個数: 72

約数和(自身を含む): 166407696

約数和(自身を除く): 114598836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 16931, 33862, 50793, 67724, 84655, 101586, 152379, 169310, 203172, 253965, 287827, 304758, 338620, 507930, 575654, 609516, 761895, 863481, 1015860, 1151308, 1439135, 1523790, 1726962, 2590443, 2878270, 3047580, 3453924, 4317405, 5180886, 5756540, 8634810, 10361772, 12952215, 17269620, 25904430, 51808860]

約数ペア:

[(1, 51808860), (2, 25904430), (3, 17269620), (4, 12952215), (5, 10361772), (6, 8634810), (9, 5756540), (10, 5180886), (12, 4317405), (15, 3453924), (17, 3047580), (18, 2878270), (20, 2590443), (30, 1726962), (34, 1523790), (36, 1439135), (45, 1151308), (51, 1015860), (60, 863481), (68, 761895), (85, 609516), (90, 575654), (102, 507930), (153, 338620), (170, 304758), (180, 287827), (204, 253965), (255, 203172), (306, 169310), (340, 152379), (510, 101586), (612, 84655), (765, 67724), (1020, 50793), (1530, 33862), (3060, 16931)]