5408650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:235

約数の個数: 48

約数和(自身を含む): 11108664

約数和(自身を除く): 5700014

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 157, 265, 314, 325, 530, 650, 689, 785, 1325, 1378, 1570, 2041, 2650, 3445, 3925, 4082, 6890, 7850, 8321, 10205, 16642, 17225, 20410, 34450, 41605, 51025, 83210, 102050, 108173, 208025, 216346, 416050, 540865, 1081730, 2704325, 5408650]

約数ペア:

[(1, 5408650), (2, 2704325), (5, 1081730), (10, 540865), (13, 416050), (25, 216346), (26, 208025), (50, 108173), (53, 102050), (65, 83210), (106, 51025), (130, 41605), (157, 34450), (265, 20410), (314, 17225), (325, 16642), (530, 10205), (650, 8321), (689, 7850), (785, 6890), (1325, 4082), (1378, 3925), (1570, 3445), (2041, 2650)]