155030740

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1\times {\mathrm{547}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 335849472

約数和(自身を除く): 180818732

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 383, 547, 740, 766, 1094, 1532, 1915, 2188, 2735, 3830, 5470, 7660, 10940, 14171, 20239, 28342, 40478, 56684, 70855, 80956, 101195, 141710, 202390, 209501, 283420, 404780, 419002, 838004, 1047505, 2095010, 4190020, 7751537, 15503074, 31006148, 38757685, 77515370, 155030740]

約数ペア:

[(1, 155030740), (2, 77515370), (4, 38757685), (5, 31006148), (10, 15503074), (20, 7751537), (37, 4190020), (74, 2095010), (148, 1047505), (185, 838004), (370, 419002), (383, 404780), (547, 283420), (740, 209501), (766, 202390), (1094, 141710), (1532, 101195), (1915, 80956), (2188, 70855), (2735, 56684), (3830, 40478), (5470, 28342), (7660, 20239), (10940, 14171)]