26506880

素因数分解:

$2^7\times 5^1\times {\mathrm{83}}^1\times {\mathrm{499}}^1$

素因数の和:601

約数の個数: 64

約数和(自身を含む): 64260000

約数和(自身を除く): 37753120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 320, 332, 415, 499, 640, 664, 830, 998, 1328, 1660, 1996, 2495, 2656, 3320, 3992, 4990, 5312, 6640, 7984, 9980, 10624, 13280, 15968, 19960, 26560, 31936, 39920, 41417, 53120, 63872, 79840, 82834, 159680, 165668, 207085, 319360, 331336, 414170, 662672, 828340, 1325344, 1656680, 2650688, 3313360, 5301376, 6626720, 13253440, 26506880]

約数ペア:

[(1, 26506880), (2, 13253440), (4, 6626720), (5, 5301376), (8, 3313360), (10, 2650688), (16, 1656680), (20, 1325344), (32, 828340), (40, 662672), (64, 414170), (80, 331336), (83, 319360), (128, 207085), (160, 165668), (166, 159680), (320, 82834), (332, 79840), (415, 63872), (499, 53120), (640, 41417), (664, 39920), (830, 31936), (998, 26560), (1328, 19960), (1660, 15968), (1996, 13280), (2495, 10624), (2656, 9980), (3320, 7984), (3992, 6640), (4990, 5312)]