65487376

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6949}}^1$

素因数の和:7007

約数の個数: 40

約数和(自身を含む): 137888000

約数和(自身を除く): 72400624

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 6949, 9424, 13898, 27796, 55592, 111184, 132031, 215419, 264062, 430838, 528124, 861676, 1056248, 1723352, 2112496, 3446704, 4092961, 8185922, 16371844, 32743688, 65487376]

約数ペア:

[(1, 65487376), (2, 32743688), (4, 16371844), (8, 8185922), (16, 4092961), (19, 3446704), (31, 2112496), (38, 1723352), (62, 1056248), (76, 861676), (124, 528124), (152, 430838), (248, 264062), (304, 215419), (496, 132031), (589, 111184), (1178, 55592), (2356, 27796), (4712, 13898), (6949, 9424)]