77978530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 165888000

約数和(自身を除く): 87909470

約数列:

[1, 2, 5, 7, 10, 14, 35, 59, 70, 79, 118, 158, 239, 295, 395, 413, 478, 553, 590, 790, 826, 1106, 1195, 1673, 2065, 2390, 2765, 3346, 4130, 4661, 5530, 8365, 9322, 14101, 16730, 18881, 23305, 28202, 32627, 37762, 46610, 65254, 70505, 94405, 98707, 132167, 141010, 163135, 188810, 197414, 264334, 326270, 493535, 660835, 987070, 1113979, 1321670, 2227958, 5569895, 7797853, 11139790, 15595706, 38989265, 77978530]

約数ペア:

[(1, 77978530), (2, 38989265), (5, 15595706), (7, 11139790), (10, 7797853), (14, 5569895), (35, 2227958), (59, 1321670), (70, 1113979), (79, 987070), (118, 660835), (158, 493535), (239, 326270), (295, 264334), (395, 197414), (413, 188810), (478, 163135), (553, 141010), (590, 132167), (790, 98707), (826, 94405), (1106, 70505), (1195, 65254), (1673, 46610), (2065, 37762), (2390, 32627), (2765, 28202), (3346, 23305), (4130, 18881), (4661, 16730), (5530, 14101), (8365, 9322)]