49700440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 116640000

約数和(自身を除く): 66939560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 149, 155, 248, 269, 298, 310, 538, 596, 620, 745, 1076, 1192, 1240, 1345, 1490, 2152, 2690, 2980, 4619, 5380, 5960, 8339, 9238, 10760, 16678, 18476, 23095, 33356, 36952, 40081, 41695, 46190, 66712, 80162, 83390, 92380, 160324, 166780, 184760, 200405, 320648, 333560, 400810, 801620, 1242511, 1603240, 2485022, 4970044, 6212555, 9940088, 12425110, 24850220, 49700440]

約数ペア:

[(1, 49700440), (2, 24850220), (4, 12425110), (5, 9940088), (8, 6212555), (10, 4970044), (20, 2485022), (31, 1603240), (40, 1242511), (62, 801620), (124, 400810), (149, 333560), (155, 320648), (248, 200405), (269, 184760), (298, 166780), (310, 160324), (538, 92380), (596, 83390), (620, 80162), (745, 66712), (1076, 46190), (1192, 41695), (1240, 40081), (1345, 36952), (1490, 33356), (2152, 23095), (2690, 18476), (2980, 16678), (4619, 10760), (5380, 9238), (5960, 8339)]