27498700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1$

素因数の和:427

約数の個数: 72

約数和(自身を含む): 64527120

約数和(自身を除く): 37028420

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 41, 50, 76, 82, 95, 100, 164, 190, 205, 353, 380, 410, 475, 706, 779, 820, 950, 1025, 1412, 1558, 1765, 1900, 2050, 3116, 3530, 3895, 4100, 6707, 7060, 7790, 8825, 13414, 14473, 15580, 17650, 19475, 26828, 28946, 33535, 35300, 38950, 57892, 67070, 72365, 77900, 134140, 144730, 167675, 274987, 289460, 335350, 361825, 549974, 670700, 723650, 1099948, 1374935, 1447300, 2749870, 5499740, 6874675, 13749350, 27498700]

約数ペア:

[(1, 27498700), (2, 13749350), (4, 6874675), (5, 5499740), (10, 2749870), (19, 1447300), (20, 1374935), (25, 1099948), (38, 723650), (41, 670700), (50, 549974), (76, 361825), (82, 335350), (95, 289460), (100, 274987), (164, 167675), (190, 144730), (205, 134140), (353, 77900), (380, 72365), (410, 67070), (475, 57892), (706, 38950), (779, 35300), (820, 33535), (950, 28946), (1025, 26828), (1412, 19475), (1558, 17650), (1765, 15580), (1900, 14473), (2050, 13414), (3116, 8825), (3530, 7790), (3895, 7060), (4100, 6707)]