48710920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 114301440

約数和(自身を除く): 65590520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 163, 241, 248, 310, 326, 482, 620, 652, 815, 964, 1205, 1240, 1304, 1630, 1928, 2410, 3260, 4820, 5053, 6520, 7471, 9640, 10106, 14942, 20212, 25265, 29884, 37355, 39283, 40424, 50530, 59768, 74710, 78566, 101060, 149420, 157132, 196415, 202120, 298840, 314264, 392830, 785660, 1217773, 1571320, 2435546, 4871092, 6088865, 9742184, 12177730, 24355460, 48710920]

約数ペア:

[(1, 48710920), (2, 24355460), (4, 12177730), (5, 9742184), (8, 6088865), (10, 4871092), (20, 2435546), (31, 1571320), (40, 1217773), (62, 785660), (124, 392830), (155, 314264), (163, 298840), (241, 202120), (248, 196415), (310, 157132), (326, 149420), (482, 101060), (620, 78566), (652, 74710), (815, 59768), (964, 50530), (1205, 40424), (1240, 39283), (1304, 37355), (1630, 29884), (1928, 25265), (2410, 20212), (3260, 14942), (4820, 10106), (5053, 9640), (6520, 7471)]