81416790

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9941}}^1$

素因数の和:9974

約数の個数: 96

約数和(自身を含む): 260559936

約数和(自身を除く): 179143146

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 182, 195, 210, 234, 273, 315, 390, 455, 546, 585, 630, 819, 910, 1170, 1365, 1638, 2730, 4095, 8190, 9941, 19882, 29823, 49705, 59646, 69587, 89469, 99410, 129233, 139174, 149115, 178938, 208761, 258466, 298230, 347935, 387699, 417522, 447345, 626283, 646165, 695870, 775398, 894690, 904631, 1043805, 1163097, 1252566, 1292330, 1809262, 1938495, 2087610, 2326194, 2713893, 3131415, 3876990, 4523155, 5427786, 5815485, 6262830, 8141679, 9046310, 11630970, 13569465, 16283358, 27138930, 40708395, 81416790]

約数ペア:

[(1, 81416790), (2, 40708395), (3, 27138930), (5, 16283358), (6, 13569465), (7, 11630970), (9, 9046310), (10, 8141679), (13, 6262830), (14, 5815485), (15, 5427786), (18, 4523155), (21, 3876990), (26, 3131415), (30, 2713893), (35, 2326194), (39, 2087610), (42, 1938495), (45, 1809262), (63, 1292330), (65, 1252566), (70, 1163097), (78, 1043805), (90, 904631), (91, 894690), (105, 775398), (117, 695870), (126, 646165), (130, 626283), (182, 447345), (195, 417522), (210, 387699), (234, 347935), (273, 298230), (315, 258466), (390, 208761), (455, 178938), (546, 149115), (585, 139174), (630, 129233), (819, 99410), (910, 89469), (1170, 69587), (1365, 59646), (1638, 49705), (2730, 29823), (4095, 19882), (8190, 9941)]