89638360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:521

約数の個数: 128

約数和(自身を含む): 248832000

約数和(自身を除く): 159193640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 92, 115, 124, 140, 155, 161, 184, 217, 230, 248, 280, 310, 322, 434, 449, 460, 620, 644, 713, 805, 868, 898, 920, 1085, 1240, 1288, 1426, 1610, 1736, 1796, 2170, 2245, 2852, 3143, 3220, 3565, 3592, 4340, 4490, 4991, 5704, 6286, 6440, 7130, 8680, 8980, 9982, 10327, 12572, 13919, 14260, 15715, 17960, 19964, 20654, 24955, 25144, 27838, 28520, 31430, 39928, 41308, 49910, 51635, 55676, 62860, 69595, 72289, 82616, 97433, 99820, 103270, 111352, 125720, 139190, 144578, 194866, 199640, 206540, 278380, 289156, 320137, 361445, 389732, 413080, 487165, 556760, 578312, 640274, 722890, 779464, 974330, 1280548, 1445780, 1600685, 1948660, 2240959, 2561096, 2891560, 3201370, 3897320, 4481918, 6402740, 8963836, 11204795, 12805480, 17927672, 22409590, 44819180, 89638360]

約数ペア:

[(1, 89638360), (2, 44819180), (4, 22409590), (5, 17927672), (7, 12805480), (8, 11204795), (10, 8963836), (14, 6402740), (20, 4481918), (23, 3897320), (28, 3201370), (31, 2891560), (35, 2561096), (40, 2240959), (46, 1948660), (56, 1600685), (62, 1445780), (70, 1280548), (92, 974330), (115, 779464), (124, 722890), (140, 640274), (155, 578312), (161, 556760), (184, 487165), (217, 413080), (230, 389732), (248, 361445), (280, 320137), (310, 289156), (322, 278380), (434, 206540), (449, 199640), (460, 194866), (620, 144578), (644, 139190), (713, 125720), (805, 111352), (868, 103270), (898, 99820), (920, 97433), (1085, 82616), (1240, 72289), (1288, 69595), (1426, 62860), (1610, 55676), (1736, 51635), (1796, 49910), (2170, 41308), (2245, 39928), (2852, 31430), (3143, 28520), (3220, 27838), (3565, 25144), (3592, 24955), (4340, 20654), (4490, 19964), (4991, 17960), (5704, 15715), (6286, 14260), (6440, 13919), (7130, 12572), (8680, 10327), (8980, 9982)]