99116720

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{28813}}^1$

素因数の和:28869

約数の個数: 40

約数和(自身を含む): 235813776

約数和(自身を除く): 136697056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 28813, 57626, 115252, 144065, 230504, 288130, 461008, 576260, 1152520, 1238959, 2305040, 2477918, 4955836, 6194795, 9911672, 12389590, 19823344, 24779180, 49558360, 99116720]

約数ペア:

[(1, 99116720), (2, 49558360), (4, 24779180), (5, 19823344), (8, 12389590), (10, 9911672), (16, 6194795), (20, 4955836), (40, 2477918), (43, 2305040), (80, 1238959), (86, 1152520), (172, 576260), (215, 461008), (344, 288130), (430, 230504), (688, 144065), (860, 115252), (1720, 57626), (3440, 28813)]