202345520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3671}}^1$

素因数の和:3750

約数の個数: 80

約数和(自身を含む): 516341952

約数和(自身を除く): 313996432

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 208, 212, 260, 265, 424, 520, 530, 689, 848, 1040, 1060, 1378, 2120, 2756, 3445, 3671, 4240, 5512, 6890, 7342, 11024, 13780, 14684, 18355, 27560, 29368, 36710, 47723, 55120, 58736, 73420, 95446, 146840, 190892, 194563, 238615, 293680, 381784, 389126, 477230, 763568, 778252, 954460, 972815, 1556504, 1908920, 1945630, 2529319, 3113008, 3817840, 3891260, 5058638, 7782520, 10117276, 12646595, 15565040, 20234552, 25293190, 40469104, 50586380, 101172760, 202345520]

約数ペア:

[(1, 202345520), (2, 101172760), (4, 50586380), (5, 40469104), (8, 25293190), (10, 20234552), (13, 15565040), (16, 12646595), (20, 10117276), (26, 7782520), (40, 5058638), (52, 3891260), (53, 3817840), (65, 3113008), (80, 2529319), (104, 1945630), (106, 1908920), (130, 1556504), (208, 972815), (212, 954460), (260, 778252), (265, 763568), (424, 477230), (520, 389126), (530, 381784), (689, 293680), (848, 238615), (1040, 194563), (1060, 190892), (1378, 146840), (2120, 95446), (2756, 73420), (3445, 58736), (3671, 55120), (4240, 47723), (5512, 36710), (6890, 29368), (7342, 27560), (11024, 18355), (13780, 14684)]