78509570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{5189}}^1$

素因数の和:5302

約数の個数: 32

約数和(自身を含む): 151340400

約数和(自身を除く): 72830830

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 445, 890, 1513, 3026, 5189, 7565, 10378, 15130, 25945, 51890, 88213, 176426, 441065, 461821, 882130, 923642, 2309105, 4618210, 7850957, 15701914, 39254785, 78509570]

約数ペア:

[(1, 78509570), (2, 39254785), (5, 15701914), (10, 7850957), (17, 4618210), (34, 2309105), (85, 923642), (89, 882130), (170, 461821), (178, 441065), (445, 176426), (890, 88213), (1513, 51890), (3026, 25945), (5189, 15130), (7565, 10378)]