2528490900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{648331}}^1$

素因数の和:648361

約数の個数: 72

約数和(自身を含む): 7878530464

約数和(自身を除く): 5350039564

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, 648331, 1296662, 1944993, 2593324, 3241655, 3889986, 6483310, 7779972, 8428303, 9724965, 12966620, 16208275, 16856606, 19449930, 25284909, 32416550, 33713212, 38899860, 42141515, 48624825, 50569818, 64833100, 84283030, 97249650, 101139636, 126424545, 168566060, 194499300, 210707575, 252849090, 421415150, 505698180, 632122725, 842830300, 1264245450, 2528490900]

約数ペア:

[(1, 2528490900), (2, 1264245450), (3, 842830300), (4, 632122725), (5, 505698180), (6, 421415150), (10, 252849090), (12, 210707575), (13, 194499300), (15, 168566060), (20, 126424545), (25, 101139636), (26, 97249650), (30, 84283030), (39, 64833100), (50, 50569818), (52, 48624825), (60, 42141515), (65, 38899860), (75, 33713212), (78, 32416550), (100, 25284909), (130, 19449930), (150, 16856606), (156, 16208275), (195, 12966620), (260, 9724965), (300, 8428303), (325, 7779972), (390, 6483310), (650, 3889986), (780, 3241655), (975, 2593324), (1300, 1944993), (1950, 1296662), (3900, 648331)]