172915430

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^2$

素因数の和:281

約数の個数: 48

約数和(自身を含む): 328771440

約数和(自身を除く): 155856010

約数列:

[1, 2, 5, 10, 37, 59, 74, 89, 118, 178, 185, 295, 370, 445, 590, 890, 2183, 3293, 4366, 5251, 6586, 7921, 10502, 10915, 15842, 16465, 21830, 26255, 32930, 39605, 52510, 79210, 194287, 293077, 388574, 467339, 586154, 934678, 971435, 1465385, 1942870, 2336695, 2930770, 4673390, 17291543, 34583086, 86457715, 172915430]

約数ペア:

[(1, 172915430), (2, 86457715), (5, 34583086), (10, 17291543), (37, 4673390), (59, 2930770), (74, 2336695), (89, 1942870), (118, 1465385), (178, 971435), (185, 934678), (295, 586154), (370, 467339), (445, 388574), (590, 293077), (890, 194287), (2183, 79210), (3293, 52510), (4366, 39605), (5251, 32930), (6586, 26255), (7921, 21830), (10502, 16465), (10915, 15842)]