126065680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2819}}^1$

素因数の和:2888

約数の個数: 80

約数和(自身を含む): 323104320

約数和(自身を除く): 197038640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 172, 208, 215, 260, 344, 430, 520, 559, 688, 860, 1040, 1118, 1720, 2236, 2795, 2819, 3440, 4472, 5590, 5638, 8944, 11180, 11276, 14095, 22360, 22552, 28190, 36647, 44720, 45104, 56380, 73294, 112760, 121217, 146588, 183235, 225520, 242434, 293176, 366470, 484868, 586352, 606085, 732940, 969736, 1212170, 1465880, 1575821, 1939472, 2424340, 2931760, 3151642, 4848680, 6303284, 7879105, 9697360, 12606568, 15758210, 25213136, 31516420, 63032840, 126065680]

約数ペア:

[(1, 126065680), (2, 63032840), (4, 31516420), (5, 25213136), (8, 15758210), (10, 12606568), (13, 9697360), (16, 7879105), (20, 6303284), (26, 4848680), (40, 3151642), (43, 2931760), (52, 2424340), (65, 1939472), (80, 1575821), (86, 1465880), (104, 1212170), (130, 969736), (172, 732940), (208, 606085), (215, 586352), (260, 484868), (344, 366470), (430, 293176), (520, 242434), (559, 225520), (688, 183235), (860, 146588), (1040, 121217), (1118, 112760), (1720, 73294), (2236, 56380), (2795, 45104), (2819, 44720), (3440, 36647), (4472, 28190), (5590, 22552), (5638, 22360), (8944, 14095), (11180, 11276)]