200819320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{487}}^1$

素因数の和:585

約数の個数: 96

約数和(自身を含む): 498316320

約数和(自身を除く): 297497000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 169, 244, 260, 305, 338, 487, 488, 520, 610, 676, 793, 845, 974, 1220, 1352, 1586, 1690, 1948, 2435, 2440, 3172, 3380, 3896, 3965, 4870, 6331, 6344, 6760, 7930, 9740, 10309, 12662, 15860, 19480, 20618, 25324, 29707, 31655, 31720, 41236, 50648, 51545, 59414, 63310, 82303, 82472, 103090, 118828, 126620, 148535, 164606, 206180, 237656, 253240, 297070, 329212, 386191, 411515, 412360, 594140, 658424, 772382, 823030, 1188280, 1544764, 1646060, 1930955, 3089528, 3292120, 3861910, 5020483, 7723820, 10040966, 15447640, 20081932, 25102415, 40163864, 50204830, 100409660, 200819320]

約数ペア:

[(1, 200819320), (2, 100409660), (4, 50204830), (5, 40163864), (8, 25102415), (10, 20081932), (13, 15447640), (20, 10040966), (26, 7723820), (40, 5020483), (52, 3861910), (61, 3292120), (65, 3089528), (104, 1930955), (122, 1646060), (130, 1544764), (169, 1188280), (244, 823030), (260, 772382), (305, 658424), (338, 594140), (487, 412360), (488, 411515), (520, 386191), (610, 329212), (676, 297070), (793, 253240), (845, 237656), (974, 206180), (1220, 164606), (1352, 148535), (1586, 126620), (1690, 118828), (1948, 103090), (2435, 82472), (2440, 82303), (3172, 63310), (3380, 59414), (3896, 51545), (3965, 50648), (4870, 41236), (6331, 31720), (6344, 31655), (6760, 29707), (7930, 25324), (9740, 20618), (10309, 19480), (12662, 15860)]