98120720

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{13781}}^1$

素因数の和:13883

約数の個数: 40

約数和(自身を含む): 230710680

約数和(自身を除く): 132589960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 13781, 27562, 55124, 68905, 110248, 137810, 220496, 275620, 551240, 1102480, 1226509, 2453018, 4906036, 6132545, 9812072, 12265090, 19624144, 24530180, 49060360, 98120720]

約数ペア:

[(1, 98120720), (2, 49060360), (4, 24530180), (5, 19624144), (8, 12265090), (10, 9812072), (16, 6132545), (20, 4906036), (40, 2453018), (80, 1226509), (89, 1102480), (178, 551240), (356, 275620), (445, 220496), (712, 137810), (890, 110248), (1424, 68905), (1780, 55124), (3560, 27562), (7120, 13781)]