49455540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8863}}^1$

素因数の和:8909

約数の個数: 72

約数和(自身を含む): 154871808

約数和(自身を除く): 105416268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 8863, 17726, 26589, 35452, 44315, 53178, 79767, 88630, 106356, 132945, 159534, 177260, 265890, 274753, 319068, 398835, 531780, 549506, 797670, 824259, 1099012, 1373765, 1595340, 1648518, 2472777, 2747530, 3297036, 4121295, 4945554, 5495060, 8242590, 9891108, 12363885, 16485180, 24727770, 49455540]

約数ペア:

[(1, 49455540), (2, 24727770), (3, 16485180), (4, 12363885), (5, 9891108), (6, 8242590), (9, 5495060), (10, 4945554), (12, 4121295), (15, 3297036), (18, 2747530), (20, 2472777), (30, 1648518), (31, 1595340), (36, 1373765), (45, 1099012), (60, 824259), (62, 797670), (90, 549506), (93, 531780), (124, 398835), (155, 319068), (180, 274753), (186, 265890), (279, 177260), (310, 159534), (372, 132945), (465, 106356), (558, 88630), (620, 79767), (930, 53178), (1116, 44315), (1395, 35452), (1860, 26589), (2790, 17726), (5580, 8863)]