155362720

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{11699}}^1$

素因数の和:11797

約数の個数: 48

約数和(自身を含む): 371498400

約数和(自身を除く): 216135680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 664, 830, 1328, 1660, 2656, 3320, 6640, 11699, 13280, 23398, 46796, 58495, 93592, 116990, 187184, 233980, 374368, 467960, 935920, 971017, 1871840, 1942034, 3884068, 4855085, 7768136, 9710170, 15536272, 19420340, 31072544, 38840680, 77681360, 155362720]

約数ペア:

[(1, 155362720), (2, 77681360), (4, 38840680), (5, 31072544), (8, 19420340), (10, 15536272), (16, 9710170), (20, 7768136), (32, 4855085), (40, 3884068), (80, 1942034), (83, 1871840), (160, 971017), (166, 935920), (332, 467960), (415, 374368), (664, 233980), (830, 187184), (1328, 116990), (1660, 93592), (2656, 58495), (3320, 46796), (6640, 23398), (11699, 13280)]