256412850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{13049}}^1$

素因数の和:13195

約数の個数: 48

約数和(自身を含む): 640807200

約数和(自身を除く): 384394350

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 131, 150, 262, 393, 655, 786, 1310, 1965, 3275, 3930, 6550, 9825, 13049, 19650, 26098, 39147, 65245, 78294, 130490, 195735, 326225, 391470, 652450, 978675, 1709419, 1957350, 3418838, 5128257, 8547095, 10256514, 17094190, 25641285, 42735475, 51282570, 85470950, 128206425, 256412850]

約数ペア:

[(1, 256412850), (2, 128206425), (3, 85470950), (5, 51282570), (6, 42735475), (10, 25641285), (15, 17094190), (25, 10256514), (30, 8547095), (50, 5128257), (75, 3418838), (131, 1957350), (150, 1709419), (262, 978675), (393, 652450), (655, 391470), (786, 326225), (1310, 195735), (1965, 130490), (3275, 78294), (3930, 65245), (6550, 39147), (9825, 26098), (13049, 19650)]