81105112

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 174765600

約数和(自身を除く): 93660488

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 61, 88, 116, 122, 232, 244, 319, 488, 521, 638, 671, 1042, 1276, 1342, 1769, 2084, 2552, 2684, 3538, 4168, 5368, 5731, 7076, 11462, 14152, 15109, 19459, 22924, 30218, 31781, 38918, 45848, 60436, 63562, 77836, 120872, 127124, 155672, 166199, 254248, 332398, 349591, 664796, 699182, 921649, 1329592, 1398364, 1843298, 2796728, 3686596, 7373192, 10138139, 20276278, 40552556, 81105112]

約数ペア:

[(1, 81105112), (2, 40552556), (4, 20276278), (8, 10138139), (11, 7373192), (22, 3686596), (29, 2796728), (44, 1843298), (58, 1398364), (61, 1329592), (88, 921649), (116, 699182), (122, 664796), (232, 349591), (244, 332398), (319, 254248), (488, 166199), (521, 155672), (638, 127124), (671, 120872), (1042, 77836), (1276, 63562), (1342, 60436), (1769, 45848), (2084, 38918), (2552, 31781), (2684, 30218), (3538, 22924), (4168, 19459), (5368, 15109), (5731, 14152), (7076, 11462)]