42455500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:188

約数の個数: 96

約数和(自身を含む): 100900800

約数和(自身を除く): 58445300

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 41, 50, 76, 82, 95, 100, 109, 125, 164, 190, 205, 218, 250, 380, 410, 436, 475, 500, 545, 779, 820, 950, 1025, 1090, 1558, 1900, 2050, 2071, 2180, 2375, 2725, 3116, 3895, 4100, 4142, 4469, 4750, 5125, 5450, 7790, 8284, 8938, 9500, 10250, 10355, 10900, 13625, 15580, 17876, 19475, 20500, 20710, 22345, 27250, 38950, 41420, 44690, 51775, 54500, 77900, 84911, 89380, 97375, 103550, 111725, 169822, 194750, 207100, 223450, 258875, 339644, 389500, 424555, 446900, 517750, 558625, 849110, 1035500, 1117250, 1698220, 2122775, 2234500, 4245550, 8491100, 10613875, 21227750, 42455500]

約数ペア:

[(1, 42455500), (2, 21227750), (4, 10613875), (5, 8491100), (10, 4245550), (19, 2234500), (20, 2122775), (25, 1698220), (38, 1117250), (41, 1035500), (50, 849110), (76, 558625), (82, 517750), (95, 446900), (100, 424555), (109, 389500), (125, 339644), (164, 258875), (190, 223450), (205, 207100), (218, 194750), (250, 169822), (380, 111725), (410, 103550), (436, 97375), (475, 89380), (500, 84911), (545, 77900), (779, 54500), (820, 51775), (950, 44690), (1025, 41420), (1090, 38950), (1558, 27250), (1900, 22345), (2050, 20710), (2071, 20500), (2180, 19475), (2375, 17876), (2725, 15580), (3116, 13625), (3895, 10900), (4100, 10355), (4142, 10250), (4469, 9500), (4750, 8938), (5125, 8284), (5450, 7790)]