16520500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:122

約数の個数: 96

約数和(自身を含む): 39836160

約数和(自身を除く): 23315660

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 37, 38, 47, 50, 74, 76, 94, 95, 100, 125, 148, 185, 188, 190, 235, 250, 370, 380, 470, 475, 500, 703, 740, 893, 925, 940, 950, 1175, 1406, 1739, 1786, 1850, 1900, 2350, 2375, 2812, 3478, 3515, 3572, 3700, 4465, 4625, 4700, 4750, 5875, 6956, 7030, 8695, 8930, 9250, 9500, 11750, 14060, 17390, 17575, 17860, 18500, 22325, 23500, 33041, 34780, 35150, 43475, 44650, 66082, 70300, 86950, 87875, 89300, 111625, 132164, 165205, 173900, 175750, 217375, 223250, 330410, 351500, 434750, 446500, 660820, 826025, 869500, 1652050, 3304100, 4130125, 8260250, 16520500]

約数ペア:

[(1, 16520500), (2, 8260250), (4, 4130125), (5, 3304100), (10, 1652050), (19, 869500), (20, 826025), (25, 660820), (37, 446500), (38, 434750), (47, 351500), (50, 330410), (74, 223250), (76, 217375), (94, 175750), (95, 173900), (100, 165205), (125, 132164), (148, 111625), (185, 89300), (188, 87875), (190, 86950), (235, 70300), (250, 66082), (370, 44650), (380, 43475), (470, 35150), (475, 34780), (500, 33041), (703, 23500), (740, 22325), (893, 18500), (925, 17860), (940, 17575), (950, 17390), (1175, 14060), (1406, 11750), (1739, 9500), (1786, 9250), (1850, 8930), (1900, 8695), (2350, 7030), (2375, 6956), (2812, 5875), (3478, 4750), (3515, 4700), (3572, 4625), (3700, 4465)]