73839325

素因数分解:

$5^2\times 7^3\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 109120000

約数和(自身を除く): 35280675

約数列:

[1, 5, 7, 25, 35, 49, 79, 109, 175, 245, 343, 395, 545, 553, 763, 1225, 1715, 1975, 2725, 2765, 3815, 3871, 5341, 8575, 8611, 13825, 19075, 19355, 26705, 27097, 37387, 43055, 60277, 96775, 133525, 135485, 186935, 215275, 301385, 421939, 677425, 934675, 1506925, 2109695, 2953573, 10548475, 14767865, 73839325]

約数ペア:

[(1, 73839325), (5, 14767865), (7, 10548475), (25, 2953573), (35, 2109695), (49, 1506925), (79, 934675), (109, 677425), (175, 421939), (245, 301385), (343, 215275), (395, 186935), (545, 135485), (553, 133525), (763, 96775), (1225, 60277), (1715, 43055), (1975, 37387), (2725, 27097), (2765, 26705), (3815, 19355), (3871, 19075), (5341, 13825), (8575, 8611)]