139915900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{479}}^1$

素因数の和:643

約数の個数: 72

約数和(自身を含む): 319979520

約数和(自身を除く): 180063620

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 127, 230, 254, 460, 479, 508, 575, 635, 958, 1150, 1270, 1916, 2300, 2395, 2540, 2921, 3175, 4790, 5842, 6350, 9580, 11017, 11684, 11975, 12700, 14605, 22034, 23950, 29210, 44068, 47900, 55085, 58420, 60833, 73025, 110170, 121666, 146050, 220340, 243332, 275425, 292100, 304165, 550850, 608330, 1101700, 1216660, 1399159, 1520825, 2798318, 3041650, 5596636, 6083300, 6995795, 13991590, 27983180, 34978975, 69957950, 139915900]

約数ペア:

[(1, 139915900), (2, 69957950), (4, 34978975), (5, 27983180), (10, 13991590), (20, 6995795), (23, 6083300), (25, 5596636), (46, 3041650), (50, 2798318), (92, 1520825), (100, 1399159), (115, 1216660), (127, 1101700), (230, 608330), (254, 550850), (460, 304165), (479, 292100), (508, 275425), (575, 243332), (635, 220340), (958, 146050), (1150, 121666), (1270, 110170), (1916, 73025), (2300, 60833), (2395, 58420), (2540, 55085), (2921, 47900), (3175, 44068), (4790, 29210), (5842, 23950), (6350, 22034), (9580, 14605), (11017, 12700), (11684, 11975)]