28590900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{7331}}^1$

素因数の和:7361

約数の個数: 72

約数和(自身を含む): 89098464

約数和(自身を除く): 60507564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 7331, 14662, 21993, 29324, 36655, 43986, 73310, 87972, 95303, 109965, 146620, 183275, 190606, 219930, 285909, 366550, 381212, 439860, 476515, 549825, 571818, 733100, 953030, 1099650, 1143636, 1429545, 1906060, 2199300, 2382575, 2859090, 4765150, 5718180, 7147725, 9530300, 14295450, 28590900]

約数ペア:

[(1, 28590900), (2, 14295450), (3, 9530300), (4, 7147725), (5, 5718180), (6, 4765150), (10, 2859090), (12, 2382575), (13, 2199300), (15, 1906060), (20, 1429545), (25, 1143636), (26, 1099650), (30, 953030), (39, 733100), (50, 571818), (52, 549825), (60, 476515), (65, 439860), (75, 381212), (78, 366550), (100, 285909), (130, 219930), (150, 190606), (156, 183275), (195, 146620), (260, 109965), (300, 95303), (325, 87972), (390, 73310), (650, 43986), (780, 36655), (975, 29324), (1300, 21993), (1950, 14662), (3900, 7331)]