20152806050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1\times {\mathrm{1289}}^1$

素因数の和:1740

約数の個数: 96

約数和(自身を含む): 41116118400

約数和(自身を除く): 20963312350

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 67, 130, 134, 325, 335, 359, 650, 670, 718, 871, 1289, 1675, 1742, 1795, 2578, 3350, 3590, 4355, 4667, 6445, 8710, 8975, 9334, 12890, 16757, 17950, 21775, 23335, 24053, 32225, 33514, 43550, 46670, 48106, 64450, 83785, 86363, 116675, 120265, 167570, 172726, 233350, 240530, 312689, 418925, 431815, 462751, 601325, 625378, 837850, 863630, 925502, 1122719, 1202650, 1563445, 2159075, 2245438, 2313755, 3126890, 4318150, 4627510, 5613595, 6015763, 7817225, 11227190, 11568775, 12031526, 15634450, 23137550, 28067975, 30078815, 31004317, 56135950, 60157630, 62008634, 150394075, 155021585, 300788150, 310043170, 403056121, 775107925, 806112242, 1550215850, 2015280605, 4030561210, 10076403025, 20152806050]

約数ペア:

[(1, 20152806050), (2, 10076403025), (5, 4030561210), (10, 2015280605), (13, 1550215850), (25, 806112242), (26, 775107925), (50, 403056121), (65, 310043170), (67, 300788150), (130, 155021585), (134, 150394075), (325, 62008634), (335, 60157630), (359, 56135950), (650, 31004317), (670, 30078815), (718, 28067975), (871, 23137550), (1289, 15634450), (1675, 12031526), (1742, 11568775), (1795, 11227190), (2578, 7817225), (3350, 6015763), (3590, 5613595), (4355, 4627510), (4667, 4318150), (6445, 3126890), (8710, 2313755), (8975, 2245438), (9334, 2159075), (12890, 1563445), (16757, 1202650), (17950, 1122719), (21775, 925502), (23335, 863630), (24053, 837850), (32225, 625378), (33514, 601325), (43550, 462751), (46670, 431815), (48106, 418925), (64450, 312689), (83785, 240530), (86363, 233350), (116675, 172726), (120265, 167570)]