42169400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:374

約数の個数: 144

約数和(自身を含む): 123195240

約数和(自身を除く): 81025840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 49, 50, 52, 56, 65, 70, 91, 98, 100, 104, 130, 140, 175, 182, 196, 200, 245, 260, 280, 325, 331, 350, 364, 392, 455, 490, 520, 637, 650, 662, 700, 728, 910, 980, 1225, 1274, 1300, 1324, 1400, 1655, 1820, 1960, 2275, 2317, 2450, 2548, 2600, 2648, 3185, 3310, 3640, 4303, 4550, 4634, 4900, 5096, 6370, 6620, 8275, 8606, 9100, 9268, 9800, 11585, 12740, 13240, 15925, 16219, 16550, 17212, 18200, 18536, 21515, 23170, 25480, 30121, 31850, 32438, 33100, 34424, 43030, 46340, 57925, 60242, 63700, 64876, 66200, 81095, 86060, 92680, 107575, 115850, 120484, 127400, 129752, 150605, 162190, 172120, 210847, 215150, 231700, 240968, 301210, 324380, 405475, 421694, 430300, 463400, 602420, 648760, 753025, 810950, 843388, 860600, 1054235, 1204840, 1506050, 1621900, 1686776, 2108470, 3012100, 3243800, 4216940, 5271175, 6024200, 8433880, 10542350, 21084700, 42169400]

約数ペア:

[(1, 42169400), (2, 21084700), (4, 10542350), (5, 8433880), (7, 6024200), (8, 5271175), (10, 4216940), (13, 3243800), (14, 3012100), (20, 2108470), (25, 1686776), (26, 1621900), (28, 1506050), (35, 1204840), (40, 1054235), (49, 860600), (50, 843388), (52, 810950), (56, 753025), (65, 648760), (70, 602420), (91, 463400), (98, 430300), (100, 421694), (104, 405475), (130, 324380), (140, 301210), (175, 240968), (182, 231700), (196, 215150), (200, 210847), (245, 172120), (260, 162190), (280, 150605), (325, 129752), (331, 127400), (350, 120484), (364, 115850), (392, 107575), (455, 92680), (490, 86060), (520, 81095), (637, 66200), (650, 64876), (662, 63700), (700, 60242), (728, 57925), (910, 46340), (980, 43030), (1225, 34424), (1274, 33100), (1300, 32438), (1324, 31850), (1400, 30121), (1655, 25480), (1820, 23170), (1960, 21515), (2275, 18536), (2317, 18200), (2450, 17212), (2548, 16550), (2600, 16219), (2648, 15925), (3185, 13240), (3310, 12740), (3640, 11585), (4303, 9800), (4550, 9268), (4634, 9100), (4900, 8606), (5096, 8275), (6370, 6620)]