81026870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{9013}}^1$

素因数の和:9080

約数の個数: 32

約数和(自身を含む): 155761920

約数和(自身を除く): 74735050

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 145, 155, 290, 310, 899, 1798, 4495, 8990, 9013, 18026, 45065, 90130, 261377, 279403, 522754, 558806, 1306885, 1397015, 2613770, 2794030, 8102687, 16205374, 40513435, 81026870]

約数ペア:

[(1, 81026870), (2, 40513435), (5, 16205374), (10, 8102687), (29, 2794030), (31, 2613770), (58, 1397015), (62, 1306885), (145, 558806), (155, 522754), (290, 279403), (310, 261377), (899, 90130), (1798, 45065), (4495, 18026), (8990, 9013)]