78685020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{48571}}^1$

素因数の和:48592

約数の個数: 60

約数和(自身を含む): 246842904

約数和(自身を除く): 168157884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 48571, 97142, 145713, 194284, 242855, 291426, 437139, 485710, 582852, 728565, 874278, 971420, 1311417, 1457130, 1748556, 2185695, 2622834, 2914260, 3934251, 4371390, 5245668, 6557085, 7868502, 8742780, 13114170, 15737004, 19671255, 26228340, 39342510, 78685020]

約数ペア:

[(1, 78685020), (2, 39342510), (3, 26228340), (4, 19671255), (5, 15737004), (6, 13114170), (9, 8742780), (10, 7868502), (12, 6557085), (15, 5245668), (18, 4371390), (20, 3934251), (27, 2914260), (30, 2622834), (36, 2185695), (45, 1748556), (54, 1457130), (60, 1311417), (81, 971420), (90, 874278), (108, 728565), (135, 582852), (162, 485710), (180, 437139), (270, 291426), (324, 242855), (405, 194284), (540, 145713), (810, 97142), (1620, 48571)]