25717920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1$

素因数の和:558

約数の個数: 96

約数和(自身を含む): 81829440

約数和(自身を除く): 56111520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 131, 160, 240, 262, 393, 409, 480, 524, 655, 786, 818, 1048, 1227, 1310, 1572, 1636, 1965, 2045, 2096, 2454, 2620, 3144, 3272, 3930, 4090, 4192, 4908, 5240, 6135, 6288, 6544, 7860, 8180, 9816, 10480, 12270, 12576, 13088, 15720, 16360, 19632, 20960, 24540, 31440, 32720, 39264, 49080, 53579, 62880, 65440, 98160, 107158, 160737, 196320, 214316, 267895, 321474, 428632, 535790, 642948, 803685, 857264, 1071580, 1285896, 1607370, 1714528, 2143160, 2571792, 3214740, 4286320, 5143584, 6429480, 8572640, 12858960, 25717920]

約数ペア:

[(1, 25717920), (2, 12858960), (3, 8572640), (4, 6429480), (5, 5143584), (6, 4286320), (8, 3214740), (10, 2571792), (12, 2143160), (15, 1714528), (16, 1607370), (20, 1285896), (24, 1071580), (30, 857264), (32, 803685), (40, 642948), (48, 535790), (60, 428632), (80, 321474), (96, 267895), (120, 214316), (131, 196320), (160, 160737), (240, 107158), (262, 98160), (393, 65440), (409, 62880), (480, 53579), (524, 49080), (655, 39264), (786, 32720), (818, 31440), (1048, 24540), (1227, 20960), (1310, 19632), (1572, 16360), (1636, 15720), (1965, 13088), (2045, 12576), (2096, 12270), (2454, 10480), (2620, 9816), (3144, 8180), (3272, 7860), (3930, 6544), (4090, 6288), (4192, 6135), (4908, 5240)]