90532340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 211438080

約数和(自身を除く): 120905740

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 47, 74, 76, 94, 95, 137, 148, 185, 188, 190, 235, 274, 370, 380, 470, 548, 685, 703, 740, 893, 940, 1370, 1406, 1739, 1786, 2603, 2740, 2812, 3478, 3515, 3572, 4465, 5069, 5206, 6439, 6956, 7030, 8695, 8930, 10138, 10412, 12878, 13015, 14060, 17390, 17860, 20276, 25345, 25756, 26030, 32195, 33041, 34780, 50690, 52060, 64390, 66082, 96311, 101380, 122341, 128780, 132164, 165205, 192622, 238243, 244682, 330410, 385244, 476486, 481555, 489364, 611705, 660820, 952972, 963110, 1191215, 1223410, 1926220, 2382430, 2446820, 4526617, 4764860, 9053234, 18106468, 22633085, 45266170, 90532340]

約数ペア:

[(1, 90532340), (2, 45266170), (4, 22633085), (5, 18106468), (10, 9053234), (19, 4764860), (20, 4526617), (37, 2446820), (38, 2382430), (47, 1926220), (74, 1223410), (76, 1191215), (94, 963110), (95, 952972), (137, 660820), (148, 611705), (185, 489364), (188, 481555), (190, 476486), (235, 385244), (274, 330410), (370, 244682), (380, 238243), (470, 192622), (548, 165205), (685, 132164), (703, 128780), (740, 122341), (893, 101380), (940, 96311), (1370, 66082), (1406, 64390), (1739, 52060), (1786, 50690), (2603, 34780), (2740, 33041), (2812, 32195), (3478, 26030), (3515, 25756), (3572, 25345), (4465, 20276), (5069, 17860), (5206, 17390), (6439, 14060), (6956, 13015), (7030, 12878), (8695, 10412), (8930, 10138)]