2581800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:363

約数の個数: 96

約数和(自身を含む): 8645280

約数和(自身を除く): 6063480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 195, 200, 260, 300, 312, 325, 331, 390, 520, 600, 650, 662, 780, 975, 993, 1300, 1324, 1560, 1655, 1950, 1986, 2600, 2648, 3310, 3900, 3972, 4303, 4965, 6620, 7800, 7944, 8275, 8606, 9930, 12909, 13240, 16550, 17212, 19860, 21515, 24825, 25818, 33100, 34424, 39720, 43030, 49650, 51636, 64545, 66200, 86060, 99300, 103272, 107575, 129090, 172120, 198600, 215150, 258180, 322725, 430300, 516360, 645450, 860600, 1290900, 2581800]

約数ペア:

[(1, 2581800), (2, 1290900), (3, 860600), (4, 645450), (5, 516360), (6, 430300), (8, 322725), (10, 258180), (12, 215150), (13, 198600), (15, 172120), (20, 129090), (24, 107575), (25, 103272), (26, 99300), (30, 86060), (39, 66200), (40, 64545), (50, 51636), (52, 49650), (60, 43030), (65, 39720), (75, 34424), (78, 33100), (100, 25818), (104, 24825), (120, 21515), (130, 19860), (150, 17212), (156, 16550), (195, 13240), (200, 12909), (260, 9930), (300, 8606), (312, 8275), (325, 7944), (331, 7800), (390, 6620), (520, 4965), (600, 4303), (650, 3972), (662, 3900), (780, 3310), (975, 2648), (993, 2600), (1300, 1986), (1324, 1950), (1560, 1655)]