91419520

素因数分解:

$2^7\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1721}}^1$

素因数の和:1823

約数の個数: 64

約数和(自身を含む): 221311440

約数和(自身を除く): 129891920

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, 1328, 1660, 1721, 2656, 3320, 3442, 5312, 6640, 6884, 8605, 10624, 13280, 13768, 17210, 26560, 27536, 34420, 53120, 55072, 68840, 110144, 137680, 142843, 220288, 275360, 285686, 550720, 571372, 714215, 1101440, 1142744, 1428430, 2285488, 2856860, 4570976, 5713720, 9141952, 11427440, 18283904, 22854880, 45709760, 91419520]

約数ペア:

[(1, 91419520), (2, 45709760), (4, 22854880), (5, 18283904), (8, 11427440), (10, 9141952), (16, 5713720), (20, 4570976), (32, 2856860), (40, 2285488), (64, 1428430), (80, 1142744), (83, 1101440), (128, 714215), (160, 571372), (166, 550720), (320, 285686), (332, 275360), (415, 220288), (640, 142843), (664, 137680), (830, 110144), (1328, 68840), (1660, 55072), (1721, 53120), (2656, 34420), (3320, 27536), (3442, 26560), (5312, 17210), (6640, 13768), (6884, 13280), (8605, 10624)]