30825520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1523}}^1$

素因数の和:1570

約数の個数: 80

約数和(自身を含む): 81637632

約数和(自身を除く): 50812112

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1265, 1523, 1840, 2024, 2530, 3046, 4048, 5060, 6092, 7615, 10120, 12184, 15230, 16753, 20240, 24368, 30460, 33506, 35029, 60920, 67012, 70058, 83765, 121840, 134024, 140116, 167530, 175145, 268048, 280232, 335060, 350290, 385319, 560464, 670120, 700580, 770638, 1340240, 1401160, 1541276, 1926595, 2802320, 3082552, 3853190, 6165104, 7706380, 15412760, 30825520]

約数ペア:

[(1, 30825520), (2, 15412760), (4, 7706380), (5, 6165104), (8, 3853190), (10, 3082552), (11, 2802320), (16, 1926595), (20, 1541276), (22, 1401160), (23, 1340240), (40, 770638), (44, 700580), (46, 670120), (55, 560464), (80, 385319), (88, 350290), (92, 335060), (110, 280232), (115, 268048), (176, 175145), (184, 167530), (220, 140116), (230, 134024), (253, 121840), (368, 83765), (440, 70058), (460, 67012), (506, 60920), (880, 35029), (920, 33506), (1012, 30460), (1265, 24368), (1523, 20240), (1840, 16753), (2024, 15230), (2530, 12184), (3046, 10120), (4048, 7615), (5060, 6092)]