8240700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2113}}^1$

素因数の和:2143

約数の個数: 72

約数和(自身を含む): 25689328

約数和(自身を除く): 17448628

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, 2113, 3900, 4226, 6339, 8452, 10565, 12678, 21130, 25356, 27469, 31695, 42260, 52825, 54938, 63390, 82407, 105650, 109876, 126780, 137345, 158475, 164814, 211300, 274690, 316950, 329628, 412035, 549380, 633900, 686725, 824070, 1373450, 1648140, 2060175, 2746900, 4120350, 8240700]

約数ペア:

[(1, 8240700), (2, 4120350), (3, 2746900), (4, 2060175), (5, 1648140), (6, 1373450), (10, 824070), (12, 686725), (13, 633900), (15, 549380), (20, 412035), (25, 329628), (26, 316950), (30, 274690), (39, 211300), (50, 164814), (52, 158475), (60, 137345), (65, 126780), (75, 109876), (78, 105650), (100, 82407), (130, 63390), (150, 54938), (156, 52825), (195, 42260), (260, 31695), (300, 27469), (325, 25356), (390, 21130), (650, 12678), (780, 10565), (975, 8452), (1300, 6339), (1950, 4226), (2113, 3900)]