68896640

素因数分解:

$2^7\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1297}}^1$

素因数の和:1399

約数の個数: 64

約数和(自身を含む): 166818960

約数和(自身を除く): 97922320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 320, 332, 415, 640, 664, 830, 1297, 1328, 1660, 2594, 2656, 3320, 5188, 5312, 6485, 6640, 10376, 10624, 12970, 13280, 20752, 25940, 26560, 41504, 51880, 53120, 83008, 103760, 107651, 166016, 207520, 215302, 415040, 430604, 538255, 830080, 861208, 1076510, 1722416, 2153020, 3444832, 4306040, 6889664, 8612080, 13779328, 17224160, 34448320, 68896640]

約数ペア:

[(1, 68896640), (2, 34448320), (4, 17224160), (5, 13779328), (8, 8612080), (10, 6889664), (16, 4306040), (20, 3444832), (32, 2153020), (40, 1722416), (64, 1076510), (80, 861208), (83, 830080), (128, 538255), (160, 430604), (166, 415040), (320, 215302), (332, 207520), (415, 166016), (640, 107651), (664, 103760), (830, 83008), (1297, 53120), (1328, 51880), (1660, 41504), (2594, 26560), (2656, 25940), (3320, 20752), (5188, 13280), (5312, 12970), (6485, 10624), (6640, 10376)]