156913992140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{12109}}^1\times {\mathrm{15803}}^1$

素因数の和:27962

約数の個数: 48

約数和(自身を含む): 337605680160

約数和(自身を除く): 180691688020

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 12109, 15803, 24218, 31606, 48436, 60545, 63212, 79015, 121090, 158030, 242180, 316060, 496469, 647923, 992938, 1295846, 1985876, 2482345, 2591692, 3239615, 4964690, 6479230, 9929380, 12958460, 191358527, 382717054, 765434108, 956792635, 1913585270, 3827170540, 7845699607, 15691399214, 31382798428, 39228498035, 78456996070, 156913992140]

約数ペア:

[(1, 156913992140), (2, 78456996070), (4, 39228498035), (5, 31382798428), (10, 15691399214), (20, 7845699607), (41, 3827170540), (82, 1913585270), (164, 956792635), (205, 765434108), (410, 382717054), (820, 191358527), (12109, 12958460), (15803, 9929380), (24218, 6479230), (31606, 4964690), (48436, 3239615), (60545, 2591692), (63212, 2482345), (79015, 1985876), (121090, 1295846), (158030, 992938), (242180, 647923), (316060, 496469)]