51289980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4211}}^1$

素因数の和:4259

約数の個数: 96

約数和(自身を含む): 169827840

約数和(自身を除く): 118537860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 84, 87, 105, 116, 140, 145, 174, 203, 210, 290, 348, 406, 420, 435, 580, 609, 812, 870, 1015, 1218, 1740, 2030, 2436, 3045, 4060, 4211, 6090, 8422, 12180, 12633, 16844, 21055, 25266, 29477, 42110, 50532, 58954, 63165, 84220, 88431, 117908, 122119, 126330, 147385, 176862, 244238, 252660, 294770, 353724, 366357, 442155, 488476, 589540, 610595, 732714, 854833, 884310, 1221190, 1465428, 1709666, 1768620, 1831785, 2442380, 2564499, 3419332, 3663570, 4274165, 5128998, 7327140, 8548330, 10257996, 12822495, 17096660, 25644990, 51289980]

約数ペア:

[(1, 51289980), (2, 25644990), (3, 17096660), (4, 12822495), (5, 10257996), (6, 8548330), (7, 7327140), (10, 5128998), (12, 4274165), (14, 3663570), (15, 3419332), (20, 2564499), (21, 2442380), (28, 1831785), (29, 1768620), (30, 1709666), (35, 1465428), (42, 1221190), (58, 884310), (60, 854833), (70, 732714), (84, 610595), (87, 589540), (105, 488476), (116, 442155), (140, 366357), (145, 353724), (174, 294770), (203, 252660), (210, 244238), (290, 176862), (348, 147385), (406, 126330), (420, 122119), (435, 117908), (580, 88431), (609, 84220), (812, 63165), (870, 58954), (1015, 50532), (1218, 42110), (1740, 29477), (2030, 25266), (2436, 21055), (3045, 16844), (4060, 12633), (4211, 12180), (6090, 8422)]