401825968

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{6379}}^1$

素因数の和:6545

約数の個数: 40

約数和(自身を含む): 810106880

約数和(自身を除く): 408280912

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 127, 248, 254, 496, 508, 1016, 2032, 3937, 6379, 7874, 12758, 15748, 25516, 31496, 51032, 62992, 102064, 197749, 395498, 790996, 810133, 1581992, 1620266, 3163984, 3240532, 6481064, 12962128, 25114123, 50228246, 100456492, 200912984, 401825968]

約数ペア:

[(1, 401825968), (2, 200912984), (4, 100456492), (8, 50228246), (16, 25114123), (31, 12962128), (62, 6481064), (124, 3240532), (127, 3163984), (248, 1620266), (254, 1581992), (496, 810133), (508, 790996), (1016, 395498), (2032, 197749), (3937, 102064), (6379, 62992), (7874, 51032), (12758, 31496), (15748, 25516)]