89182520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{739}}^1$

素因数の和:1188

約数の個数: 64

約数和(自身を含む): 230169600

約数和(自身を除く): 140987080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 431, 739, 862, 1478, 1724, 2155, 2956, 3017, 3448, 3695, 4310, 5173, 5912, 6034, 7390, 8620, 10346, 12068, 14780, 15085, 17240, 20692, 24136, 25865, 29560, 30170, 41384, 51730, 60340, 103460, 120680, 206920, 318509, 637018, 1274036, 1592545, 2229563, 2548072, 3185090, 4459126, 6370180, 8918252, 11147815, 12740360, 17836504, 22295630, 44591260, 89182520]

約数ペア:

[(1, 89182520), (2, 44591260), (4, 22295630), (5, 17836504), (7, 12740360), (8, 11147815), (10, 8918252), (14, 6370180), (20, 4459126), (28, 3185090), (35, 2548072), (40, 2229563), (56, 1592545), (70, 1274036), (140, 637018), (280, 318509), (431, 206920), (739, 120680), (862, 103460), (1478, 60340), (1724, 51730), (2155, 41384), (2956, 30170), (3017, 29560), (3448, 25865), (3695, 24136), (4310, 20692), (5173, 17240), (5912, 15085), (6034, 14780), (7390, 12068), (8620, 10346)]