249200320

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{25121}}^1$

素因数の和:25169

約数の個数: 56

約数和(自身を含む): 612574848

約数和(自身を除く): 363374528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 25121, 50242, 100484, 125605, 200968, 251210, 401936, 502420, 778751, 803872, 1004840, 1557502, 1607744, 2009680, 3115004, 3893755, 4019360, 6230008, 7787510, 8038720, 12460016, 15575020, 24920032, 31150040, 49840064, 62300080, 124600160, 249200320]

約数ペア:

[(1, 249200320), (2, 124600160), (4, 62300080), (5, 49840064), (8, 31150040), (10, 24920032), (16, 15575020), (20, 12460016), (31, 8038720), (32, 7787510), (40, 6230008), (62, 4019360), (64, 3893755), (80, 3115004), (124, 2009680), (155, 1607744), (160, 1557502), (248, 1004840), (310, 803872), (320, 778751), (496, 502420), (620, 401936), (992, 251210), (1240, 200968), (1984, 125605), (2480, 100484), (4960, 50242), (9920, 25121)]