72423520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34819}}^1$

素因数の和:34847

約数の個数: 48

約数和(自身を含む): 184267440

約数和(自身を除く): 111843920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 34819, 69638, 139276, 174095, 278552, 348190, 452647, 557104, 696380, 905294, 1114208, 1392760, 1810588, 2263235, 2785520, 3621176, 4526470, 5571040, 7242352, 9052940, 14484704, 18105880, 36211760, 72423520]

約数ペア:

[(1, 72423520), (2, 36211760), (4, 18105880), (5, 14484704), (8, 9052940), (10, 7242352), (13, 5571040), (16, 4526470), (20, 3621176), (26, 2785520), (32, 2263235), (40, 1810588), (52, 1392760), (65, 1114208), (80, 905294), (104, 696380), (130, 557104), (160, 452647), (208, 348190), (260, 278552), (416, 174095), (520, 139276), (1040, 69638), (2080, 34819)]