108687500

素因数分解:

$2^2\times 5^6\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:118

約数の個数: 84

約数和(自身を含む): 249371808

約数和(自身を除く): 140684308

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 47, 50, 74, 94, 100, 125, 148, 185, 188, 235, 250, 370, 470, 500, 625, 740, 925, 940, 1175, 1250, 1739, 1850, 2350, 2500, 3125, 3478, 3700, 4625, 4700, 5875, 6250, 6956, 8695, 9250, 11750, 12500, 15625, 17390, 18500, 23125, 23500, 29375, 31250, 34780, 43475, 46250, 58750, 62500, 86950, 92500, 115625, 117500, 146875, 173900, 217375, 231250, 293750, 434750, 462500, 578125, 587500, 734375, 869500, 1086875, 1156250, 1468750, 2173750, 2312500, 2937500, 4347500, 5434375, 10868750, 21737500, 27171875, 54343750, 108687500]

約数ペア:

[(1, 108687500), (2, 54343750), (4, 27171875), (5, 21737500), (10, 10868750), (20, 5434375), (25, 4347500), (37, 2937500), (47, 2312500), (50, 2173750), (74, 1468750), (94, 1156250), (100, 1086875), (125, 869500), (148, 734375), (185, 587500), (188, 578125), (235, 462500), (250, 434750), (370, 293750), (470, 231250), (500, 217375), (625, 173900), (740, 146875), (925, 117500), (940, 115625), (1175, 92500), (1250, 86950), (1739, 62500), (1850, 58750), (2350, 46250), (2500, 43475), (3125, 34780), (3478, 31250), (3700, 29375), (4625, 23500), (4700, 23125), (5875, 18500), (6250, 17390), (6956, 15625), (8695, 12500), (9250, 11750)]