64020840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41039}}^1$

素因数の和:41066

約数の個数: 64

約数和(自身を含む): 206841600

約数和(自身を除く): 142820760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 41039, 82078, 123117, 164156, 205195, 246234, 328312, 410390, 492468, 533507, 615585, 820780, 984936, 1067014, 1231170, 1600521, 1641560, 2134028, 2462340, 2667535, 3201042, 4268056, 4924680, 5335070, 6402084, 8002605, 10670140, 12804168, 16005210, 21340280, 32010420, 64020840]

約数ペア:

[(1, 64020840), (2, 32010420), (3, 21340280), (4, 16005210), (5, 12804168), (6, 10670140), (8, 8002605), (10, 6402084), (12, 5335070), (13, 4924680), (15, 4268056), (20, 3201042), (24, 2667535), (26, 2462340), (30, 2134028), (39, 1641560), (40, 1600521), (52, 1231170), (60, 1067014), (65, 984936), (78, 820780), (104, 615585), (120, 533507), (130, 492468), (156, 410390), (195, 328312), (260, 246234), (312, 205195), (390, 164156), (520, 123117), (780, 82078), (1560, 41039)]