40626976

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1601}}^1$

素因数の和:1685

約数の個数: 48

約数和(自身を含む): 87603768

約数和(自身を除く): 46976792

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 104, 122, 208, 244, 416, 488, 793, 976, 1586, 1601, 1952, 3172, 3202, 6344, 6404, 12688, 12808, 20813, 25376, 25616, 41626, 51232, 83252, 97661, 166504, 195322, 333008, 390644, 666016, 781288, 1269593, 1562576, 2539186, 3125152, 5078372, 10156744, 20313488, 40626976]

約数ペア:

[(1, 40626976), (2, 20313488), (4, 10156744), (8, 5078372), (13, 3125152), (16, 2539186), (26, 1562576), (32, 1269593), (52, 781288), (61, 666016), (104, 390644), (122, 333008), (208, 195322), (244, 166504), (416, 97661), (488, 83252), (793, 51232), (976, 41626), (1586, 25616), (1601, 25376), (1952, 20813), (3172, 12808), (3202, 12688), (6344, 6404)]