2804100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{719}}^1$

素因数の和:749

約数の個数: 72

約数和(自身を含む): 8749440

約数和(自身を除く): 5945340

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, 719, 780, 975, 1300, 1438, 1950, 2157, 2876, 3595, 3900, 4314, 7190, 8628, 9347, 10785, 14380, 17975, 18694, 21570, 28041, 35950, 37388, 43140, 46735, 53925, 56082, 71900, 93470, 107850, 112164, 140205, 186940, 215700, 233675, 280410, 467350, 560820, 701025, 934700, 1402050, 2804100]

約数ペア:

[(1, 2804100), (2, 1402050), (3, 934700), (4, 701025), (5, 560820), (6, 467350), (10, 280410), (12, 233675), (13, 215700), (15, 186940), (20, 140205), (25, 112164), (26, 107850), (30, 93470), (39, 71900), (50, 56082), (52, 53925), (60, 46735), (65, 43140), (75, 37388), (78, 35950), (100, 28041), (130, 21570), (150, 18694), (156, 17975), (195, 14380), (260, 10785), (300, 9347), (325, 8628), (390, 7190), (650, 4314), (719, 3900), (780, 3595), (975, 2876), (1300, 2157), (1438, 1950)]