81261492

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{2699}}^1$

素因数の和:2912

約数の個数: 48

約数和(自身を含む): 205329600

約数和(自身を除く): 124068108

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 193, 386, 579, 772, 1158, 2316, 2509, 2699, 5018, 5398, 7527, 8097, 10036, 10796, 15054, 16194, 30108, 32388, 35087, 70174, 105261, 140348, 210522, 421044, 520907, 1041814, 1562721, 2083628, 3125442, 6250884, 6771791, 13543582, 20315373, 27087164, 40630746, 81261492]

約数ペア:

[(1, 81261492), (2, 40630746), (3, 27087164), (4, 20315373), (6, 13543582), (12, 6771791), (13, 6250884), (26, 3125442), (39, 2083628), (52, 1562721), (78, 1041814), (156, 520907), (193, 421044), (386, 210522), (579, 140348), (772, 105261), (1158, 70174), (2316, 35087), (2509, 32388), (2699, 30108), (5018, 16194), (5398, 15054), (7527, 10796), (8097, 10036)]