26621820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1129}}^1$

素因数の和:1275

約数の個数: 72

約数和(自身を含む): 81441360

約数和(自身を除く): 54819540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 1129, 1179, 1310, 1572, 1965, 2258, 2358, 2620, 3387, 3930, 4516, 4716, 5645, 5895, 6774, 7860, 10161, 11290, 11790, 13548, 16935, 20322, 22580, 23580, 33870, 40644, 50805, 67740, 101610, 147899, 203220, 295798, 443697, 591596, 739495, 887394, 1331091, 1478990, 1774788, 2218485, 2662182, 2957980, 4436970, 5324364, 6655455, 8873940, 13310910, 26621820]

約数ペア:

[(1, 26621820), (2, 13310910), (3, 8873940), (4, 6655455), (5, 5324364), (6, 4436970), (9, 2957980), (10, 2662182), (12, 2218485), (15, 1774788), (18, 1478990), (20, 1331091), (30, 887394), (36, 739495), (45, 591596), (60, 443697), (90, 295798), (131, 203220), (180, 147899), (262, 101610), (393, 67740), (524, 50805), (655, 40644), (786, 33870), (1129, 23580), (1179, 22580), (1310, 20322), (1572, 16935), (1965, 13548), (2258, 11790), (2358, 11290), (2620, 10161), (3387, 7860), (3930, 6774), (4516, 5895), (4716, 5645)]