15665574968

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1\times {\mathrm{1013}}^1$

素因数の和:1668

約数の個数: 64

約数和(自身を含む): 30651678720

約数和(自身を除く): 14986103752

約数列:

[1, 2, 4, 8, 31, 62, 124, 127, 248, 254, 491, 508, 982, 1013, 1016, 1964, 2026, 3928, 3937, 4052, 7874, 8104, 15221, 15748, 30442, 31403, 31496, 60884, 62357, 62806, 121768, 124714, 125612, 128651, 249428, 251224, 257302, 497383, 498856, 514604, 994766, 1029208, 1933067, 1989532, 3866134, 3979064, 3988181, 7732268, 7976362, 15418873, 15464536, 15952724, 30837746, 31905448, 61675492, 63167641, 123350984, 126335282, 252670564, 505341128, 1958196871, 3916393742, 7832787484, 15665574968]

約数ペア:

[(1, 15665574968), (2, 7832787484), (4, 3916393742), (8, 1958196871), (31, 505341128), (62, 252670564), (124, 126335282), (127, 123350984), (248, 63167641), (254, 61675492), (491, 31905448), (508, 30837746), (982, 15952724), (1013, 15464536), (1016, 15418873), (1964, 7976362), (2026, 7732268), (3928, 3988181), (3937, 3979064), (4052, 3866134), (7874, 1989532), (8104, 1933067), (15221, 1029208), (15748, 994766), (30442, 514604), (31403, 498856), (31496, 497383), (60884, 257302), (62357, 251224), (62806, 249428), (121768, 128651), (124714, 125612)]