553449130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{547}}^1$

素因数の和:791

約数の個数: 64

約数和(自身を含む): 1105872768

約数和(自身を除く): 552423638

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 181, 215, 362, 430, 547, 559, 905, 1094, 1118, 1810, 2353, 2735, 2795, 4706, 5470, 5590, 7111, 7783, 11765, 14222, 15566, 23521, 23530, 35555, 38915, 47042, 71110, 77830, 99007, 101179, 117605, 198014, 202358, 235210, 305773, 495035, 505895, 611546, 990070, 1011790, 1287091, 1528865, 2574182, 3057730, 4257301, 6435455, 8514602, 12870910, 21286505, 42573010, 55344913, 110689826, 276724565, 553449130]

約数ペア:

[(1, 553449130), (2, 276724565), (5, 110689826), (10, 55344913), (13, 42573010), (26, 21286505), (43, 12870910), (65, 8514602), (86, 6435455), (130, 4257301), (181, 3057730), (215, 2574182), (362, 1528865), (430, 1287091), (547, 1011790), (559, 990070), (905, 611546), (1094, 505895), (1118, 495035), (1810, 305773), (2353, 235210), (2735, 202358), (2795, 198014), (4706, 117605), (5470, 101179), (5590, 99007), (7111, 77830), (7783, 71110), (11765, 47042), (14222, 38915), (15566, 35555), (23521, 23530)]