51540008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{26083}}^1$

素因数の和:26121

約数の個数: 32

約数和(自身を含む): 109552800

約数和(自身を除く): 58012792

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 26083, 52166, 104332, 208664, 339079, 495577, 678158, 991154, 1356316, 1982308, 2712632, 3964616, 6442501, 12885002, 25770004, 51540008]

約数ペア:

[(1, 51540008), (2, 25770004), (4, 12885002), (8, 6442501), (13, 3964616), (19, 2712632), (26, 1982308), (38, 1356316), (52, 991154), (76, 678158), (104, 495577), (152, 339079), (247, 208664), (494, 104332), (988, 52166), (1976, 26083)]