12580150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:369

約数の個数: 48

約数和(自身を含む): 25913520

約数和(自身を除く): 13333370

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 89, 110, 178, 257, 275, 445, 514, 550, 890, 979, 1285, 1958, 2225, 2570, 2827, 4450, 4895, 5654, 6425, 9790, 12850, 14135, 22873, 24475, 28270, 45746, 48950, 70675, 114365, 141350, 228730, 251603, 503206, 571825, 1143650, 1258015, 2516030, 6290075, 12580150]

約数ペア:

[(1, 12580150), (2, 6290075), (5, 2516030), (10, 1258015), (11, 1143650), (22, 571825), (25, 503206), (50, 251603), (55, 228730), (89, 141350), (110, 114365), (178, 70675), (257, 48950), (275, 45746), (445, 28270), (514, 24475), (550, 22873), (890, 14135), (979, 12850), (1285, 9790), (1958, 6425), (2225, 5654), (2570, 4895), (2827, 4450)]