2130981825

素因数分解:

$3^1\times 5^2\times 7^3\times {\mathrm{82837}}^1$

素因数の和:82871

約数の個数: 48

約数和(自身を含む): 4108764800

約数和(自身を除く): 1977782975

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 343, 525, 735, 1029, 1225, 1715, 3675, 5145, 8575, 25725, 82837, 248511, 414185, 579859, 1242555, 1739577, 2070925, 2899295, 4059013, 6212775, 8697885, 12177039, 14496475, 20295065, 28413091, 43489425, 60885195, 85239273, 101475325, 142065455, 304425975, 426196365, 710327275, 2130981825]

約数ペア:

[(1, 2130981825), (3, 710327275), (5, 426196365), (7, 304425975), (15, 142065455), (21, 101475325), (25, 85239273), (35, 60885195), (49, 43489425), (75, 28413091), (105, 20295065), (147, 14496475), (175, 12177039), (245, 8697885), (343, 6212775), (525, 4059013), (735, 2899295), (1029, 2070925), (1225, 1739577), (1715, 1242555), (3675, 579859), (5145, 414185), (8575, 248511), (25725, 82837)]