53913080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{521}}^1$

素因数の和:744

約数の個数: 64

約数和(自身を含む): 131544000

約数和(自身を除く): 77630920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 199, 260, 398, 520, 521, 796, 995, 1042, 1592, 1990, 2084, 2587, 2605, 3980, 4168, 5174, 5210, 6773, 7960, 10348, 10420, 12935, 13546, 20696, 20840, 25870, 27092, 33865, 51740, 54184, 67730, 103480, 103679, 135460, 207358, 270920, 414716, 518395, 829432, 1036790, 1347827, 2073580, 2695654, 4147160, 5391308, 6739135, 10782616, 13478270, 26956540, 53913080]

約数ペア:

[(1, 53913080), (2, 26956540), (4, 13478270), (5, 10782616), (8, 6739135), (10, 5391308), (13, 4147160), (20, 2695654), (26, 2073580), (40, 1347827), (52, 1036790), (65, 829432), (104, 518395), (130, 414716), (199, 270920), (260, 207358), (398, 135460), (520, 103679), (521, 103480), (796, 67730), (995, 54184), (1042, 51740), (1592, 33865), (1990, 27092), (2084, 25870), (2587, 20840), (2605, 20696), (3980, 13546), (4168, 12935), (5174, 10420), (5210, 10348), (6773, 7960)]