25990090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:140

約数の個数: 96

約数和(自身を含む): 59097600

約数和(自身を除く): 33107510

約数列:

[1, 2, 5, 7, 10, 14, 29, 31, 35, 49, 58, 59, 62, 70, 98, 118, 145, 155, 203, 217, 245, 290, 295, 310, 406, 413, 434, 490, 590, 826, 899, 1015, 1085, 1421, 1519, 1711, 1798, 1829, 2030, 2065, 2170, 2842, 2891, 3038, 3422, 3658, 4130, 4495, 5782, 6293, 7105, 7595, 8555, 8990, 9145, 11977, 12586, 12803, 14210, 14455, 15190, 17110, 18290, 23954, 25606, 28910, 31465, 44051, 53041, 59885, 62930, 64015, 83839, 88102, 89621, 106082, 119770, 128030, 167678, 179242, 220255, 265205, 371287, 419195, 440510, 448105, 530410, 742574, 838390, 896210, 1856435, 2599009, 3712870, 5198018, 12995045, 25990090]

約数ペア:

[(1, 25990090), (2, 12995045), (5, 5198018), (7, 3712870), (10, 2599009), (14, 1856435), (29, 896210), (31, 838390), (35, 742574), (49, 530410), (58, 448105), (59, 440510), (62, 419195), (70, 371287), (98, 265205), (118, 220255), (145, 179242), (155, 167678), (203, 128030), (217, 119770), (245, 106082), (290, 89621), (295, 88102), (310, 83839), (406, 64015), (413, 62930), (434, 59885), (490, 53041), (590, 44051), (826, 31465), (899, 28910), (1015, 25606), (1085, 23954), (1421, 18290), (1519, 17110), (1711, 15190), (1798, 14455), (1829, 14210), (2030, 12803), (2065, 12586), (2170, 11977), (2842, 9145), (2891, 8990), (3038, 8555), (3422, 7595), (3658, 7105), (4130, 6293), (4495, 5782)]