25215480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{787}}^1$

素因数の和:893

約数の個数: 96

約数和(自身を含む): 82976400

約数和(自身を除く): 57760920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 89, 90, 120, 178, 180, 267, 356, 360, 445, 534, 712, 787, 801, 890, 1068, 1335, 1574, 1602, 1780, 2136, 2361, 2670, 3148, 3204, 3560, 3935, 4005, 4722, 5340, 6296, 6408, 7083, 7870, 8010, 9444, 10680, 11805, 14166, 15740, 16020, 18888, 23610, 28332, 31480, 32040, 35415, 47220, 56664, 70043, 70830, 94440, 140086, 141660, 210129, 280172, 283320, 350215, 420258, 560344, 630387, 700430, 840516, 1050645, 1260774, 1400860, 1681032, 2101290, 2521548, 2801720, 3151935, 4202580, 5043096, 6303870, 8405160, 12607740, 25215480]

約数ペア:

[(1, 25215480), (2, 12607740), (3, 8405160), (4, 6303870), (5, 5043096), (6, 4202580), (8, 3151935), (9, 2801720), (10, 2521548), (12, 2101290), (15, 1681032), (18, 1400860), (20, 1260774), (24, 1050645), (30, 840516), (36, 700430), (40, 630387), (45, 560344), (60, 420258), (72, 350215), (89, 283320), (90, 280172), (120, 210129), (178, 141660), (180, 140086), (267, 94440), (356, 70830), (360, 70043), (445, 56664), (534, 47220), (712, 35415), (787, 32040), (801, 31480), (890, 28332), (1068, 23610), (1335, 18888), (1574, 16020), (1602, 15740), (1780, 14166), (2136, 11805), (2361, 10680), (2670, 9444), (3148, 8010), (3204, 7870), (3560, 7083), (3935, 6408), (4005, 6296), (4722, 5340)]