90931300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{601}}^1$

素因数の和:721

約数の個数: 72

約数和(自身を含む): 211627080

約数和(自身を除く): 120695780

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 89, 100, 170, 178, 340, 356, 425, 445, 601, 850, 890, 1202, 1513, 1700, 1780, 2225, 2404, 3005, 3026, 4450, 6010, 6052, 7565, 8900, 10217, 12020, 15025, 15130, 20434, 30050, 30260, 37825, 40868, 51085, 53489, 60100, 75650, 102170, 106978, 151300, 204340, 213956, 255425, 267445, 510850, 534890, 909313, 1021700, 1069780, 1337225, 1818626, 2674450, 3637252, 4546565, 5348900, 9093130, 18186260, 22732825, 45465650, 90931300]

約数ペア:

[(1, 90931300), (2, 45465650), (4, 22732825), (5, 18186260), (10, 9093130), (17, 5348900), (20, 4546565), (25, 3637252), (34, 2674450), (50, 1818626), (68, 1337225), (85, 1069780), (89, 1021700), (100, 909313), (170, 534890), (178, 510850), (340, 267445), (356, 255425), (425, 213956), (445, 204340), (601, 151300), (850, 106978), (890, 102170), (1202, 75650), (1513, 60100), (1700, 53489), (1780, 51085), (2225, 40868), (2404, 37825), (3005, 30260), (3026, 30050), (4450, 20434), (6010, 15130), (6052, 15025), (7565, 12020), (8900, 10217)]