16507140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21163}}^1$

素因数の和:21188

約数の個数: 48

約数和(自身を含む): 49777728

約数和(自身を除く): 33270588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 21163, 42326, 63489, 84652, 105815, 126978, 211630, 253956, 275119, 317445, 423260, 550238, 634890, 825357, 1100476, 1269780, 1375595, 1650714, 2751190, 3301428, 4126785, 5502380, 8253570, 16507140]

約数ペア:

[(1, 16507140), (2, 8253570), (3, 5502380), (4, 4126785), (5, 3301428), (6, 2751190), (10, 1650714), (12, 1375595), (13, 1269780), (15, 1100476), (20, 825357), (26, 634890), (30, 550238), (39, 423260), (52, 317445), (60, 275119), (65, 253956), (78, 211630), (130, 126978), (156, 105815), (195, 84652), (260, 63489), (390, 42326), (780, 21163)]