65740480

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15803}}^1$

素因数の和:15833

約数の個数: 56

約数和(自身を含む): 168597072

約数和(自身を除く): 102856592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 15803, 31606, 63212, 79015, 126424, 158030, 205439, 252848, 316060, 410878, 505696, 632120, 821756, 1011392, 1027195, 1264240, 1643512, 2054390, 2528480, 3287024, 4108780, 5056960, 6574048, 8217560, 13148096, 16435120, 32870240, 65740480]

約数ペア:

[(1, 65740480), (2, 32870240), (4, 16435120), (5, 13148096), (8, 8217560), (10, 6574048), (13, 5056960), (16, 4108780), (20, 3287024), (26, 2528480), (32, 2054390), (40, 1643512), (52, 1264240), (64, 1027195), (65, 1011392), (80, 821756), (104, 632120), (130, 505696), (160, 410878), (208, 316060), (260, 252848), (320, 205439), (416, 158030), (520, 126424), (832, 79015), (1040, 63212), (2080, 31606), (4160, 15803)]