80770020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{547}}^1$

素因数の和:689

約数の個数: 96

約数和(自身を含む): 238629888

約数和(自身を除く): 157859868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 107, 115, 138, 214, 230, 276, 321, 345, 428, 460, 535, 547, 642, 690, 1070, 1094, 1284, 1380, 1605, 1641, 2140, 2188, 2461, 2735, 3210, 3282, 4922, 5470, 6420, 6564, 7383, 8205, 9844, 10940, 12305, 12581, 14766, 16410, 24610, 25162, 29532, 32820, 36915, 37743, 49220, 50324, 58529, 62905, 73830, 75486, 117058, 125810, 147660, 150972, 175587, 188715, 234116, 251620, 292645, 351174, 377430, 585290, 702348, 754860, 877935, 1170580, 1346167, 1755870, 2692334, 3511740, 4038501, 5384668, 6730835, 8077002, 13461670, 16154004, 20192505, 26923340, 40385010, 80770020]

約数ペア:

[(1, 80770020), (2, 40385010), (3, 26923340), (4, 20192505), (5, 16154004), (6, 13461670), (10, 8077002), (12, 6730835), (15, 5384668), (20, 4038501), (23, 3511740), (30, 2692334), (46, 1755870), (60, 1346167), (69, 1170580), (92, 877935), (107, 754860), (115, 702348), (138, 585290), (214, 377430), (230, 351174), (276, 292645), (321, 251620), (345, 234116), (428, 188715), (460, 175587), (535, 150972), (547, 147660), (642, 125810), (690, 117058), (1070, 75486), (1094, 73830), (1284, 62905), (1380, 58529), (1605, 50324), (1641, 49220), (2140, 37743), (2188, 36915), (2461, 32820), (2735, 29532), (3210, 25162), (3282, 24610), (4922, 16410), (5470, 14766), (6420, 12581), (6564, 12305), (7383, 10940), (8205, 9844)]