78162760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1811}}^1$

素因数の和:1918

約数の個数: 64

約数和(自身を含む): 191782080

約数和(自身を除く): 113619320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 83, 104, 130, 166, 260, 332, 415, 520, 664, 830, 1079, 1660, 1811, 2158, 3320, 3622, 4316, 5395, 7244, 8632, 9055, 10790, 14488, 18110, 21580, 23543, 36220, 43160, 47086, 72440, 94172, 117715, 150313, 188344, 235430, 300626, 470860, 601252, 751565, 941720, 1202504, 1503130, 1954069, 3006260, 3908138, 6012520, 7816276, 9770345, 15632552, 19540690, 39081380, 78162760]

約数ペア:

[(1, 78162760), (2, 39081380), (4, 19540690), (5, 15632552), (8, 9770345), (10, 7816276), (13, 6012520), (20, 3908138), (26, 3006260), (40, 1954069), (52, 1503130), (65, 1202504), (83, 941720), (104, 751565), (130, 601252), (166, 470860), (260, 300626), (332, 235430), (415, 188344), (520, 150313), (664, 117715), (830, 94172), (1079, 72440), (1660, 47086), (1811, 43160), (2158, 36220), (3320, 23543), (3622, 21580), (4316, 18110), (5395, 14488), (7244, 10790), (8632, 9055)]