38225720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:169

約数の個数: 128

約数和(自身を含む): 100699200

約数和(自身を除く): 62473480

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 53, 65, 73, 76, 95, 104, 106, 130, 146, 152, 190, 212, 247, 260, 265, 292, 365, 380, 424, 494, 520, 530, 584, 689, 730, 760, 949, 988, 1007, 1060, 1235, 1378, 1387, 1460, 1898, 1976, 2014, 2120, 2470, 2756, 2774, 2920, 3445, 3796, 3869, 4028, 4745, 4940, 5035, 5512, 5548, 6890, 6935, 7592, 7738, 8056, 9490, 9880, 10070, 11096, 13091, 13780, 13870, 15476, 18031, 18980, 19345, 20140, 26182, 27560, 27740, 30952, 36062, 37960, 38690, 40280, 50297, 52364, 55480, 65455, 72124, 73511, 77380, 90155, 100594, 104728, 130910, 144248, 147022, 154760, 180310, 201188, 251485, 261820, 294044, 360620, 367555, 402376, 502970, 523640, 588088, 721240, 735110, 955643, 1005940, 1470220, 1911286, 2011880, 2940440, 3822572, 4778215, 7645144, 9556430, 19112860, 38225720]

約数ペア:

[(1, 38225720), (2, 19112860), (4, 9556430), (5, 7645144), (8, 4778215), (10, 3822572), (13, 2940440), (19, 2011880), (20, 1911286), (26, 1470220), (38, 1005940), (40, 955643), (52, 735110), (53, 721240), (65, 588088), (73, 523640), (76, 502970), (95, 402376), (104, 367555), (106, 360620), (130, 294044), (146, 261820), (152, 251485), (190, 201188), (212, 180310), (247, 154760), (260, 147022), (265, 144248), (292, 130910), (365, 104728), (380, 100594), (424, 90155), (494, 77380), (520, 73511), (530, 72124), (584, 65455), (689, 55480), (730, 52364), (760, 50297), (949, 40280), (988, 38690), (1007, 37960), (1060, 36062), (1235, 30952), (1378, 27740), (1387, 27560), (1460, 26182), (1898, 20140), (1976, 19345), (2014, 18980), (2120, 18031), (2470, 15476), (2756, 13870), (2774, 13780), (2920, 13091), (3445, 11096), (3796, 10070), (3869, 9880), (4028, 9490), (4745, 8056), (4940, 7738), (5035, 7592), (5512, 6935), (5548, 6890)]