81582900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{733}}^1$

素因数の和:810

約数の個数: 144

約数和(自身を含む): 275232384

約数和(自身を除く): 193649484

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 53, 60, 70, 75, 84, 100, 105, 106, 140, 150, 159, 175, 210, 212, 265, 300, 318, 350, 371, 420, 525, 530, 636, 700, 733, 742, 795, 1050, 1060, 1113, 1325, 1466, 1484, 1590, 1855, 2100, 2199, 2226, 2650, 2932, 3180, 3665, 3710, 3975, 4398, 4452, 5131, 5300, 5565, 7330, 7420, 7950, 8796, 9275, 10262, 10995, 11130, 14660, 15393, 15900, 18325, 18550, 20524, 21990, 22260, 25655, 27825, 30786, 36650, 37100, 38849, 43980, 51310, 54975, 55650, 61572, 73300, 76965, 77698, 102620, 109950, 111300, 116547, 128275, 153930, 155396, 194245, 219900, 233094, 256550, 271943, 307860, 384825, 388490, 466188, 513100, 543886, 582735, 769650, 776980, 815829, 971225, 1087772, 1165470, 1359715, 1539300, 1631658, 1942450, 2330940, 2719430, 2913675, 3263316, 3884900, 4079145, 5438860, 5827350, 6798575, 8158290, 11654700, 13597150, 16316580, 20395725, 27194300, 40791450, 81582900]

約数ペア:

[(1, 81582900), (2, 40791450), (3, 27194300), (4, 20395725), (5, 16316580), (6, 13597150), (7, 11654700), (10, 8158290), (12, 6798575), (14, 5827350), (15, 5438860), (20, 4079145), (21, 3884900), (25, 3263316), (28, 2913675), (30, 2719430), (35, 2330940), (42, 1942450), (50, 1631658), (53, 1539300), (60, 1359715), (70, 1165470), (75, 1087772), (84, 971225), (100, 815829), (105, 776980), (106, 769650), (140, 582735), (150, 543886), (159, 513100), (175, 466188), (210, 388490), (212, 384825), (265, 307860), (300, 271943), (318, 256550), (350, 233094), (371, 219900), (420, 194245), (525, 155396), (530, 153930), (636, 128275), (700, 116547), (733, 111300), (742, 109950), (795, 102620), (1050, 77698), (1060, 76965), (1113, 73300), (1325, 61572), (1466, 55650), (1484, 54975), (1590, 51310), (1855, 43980), (2100, 38849), (2199, 37100), (2226, 36650), (2650, 30786), (2932, 27825), (3180, 25655), (3665, 22260), (3710, 21990), (3975, 20524), (4398, 18550), (4452, 18325), (5131, 15900), (5300, 15393), (5565, 14660), (7330, 11130), (7420, 10995), (7950, 10262), (8796, 9275)]