49378420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2087}}^1$

素因数の和:2129

約数の個数: 72

約数和(自身を含む): 128386944

約数和(自身を除く): 79008524

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2087, 2366, 3380, 4174, 4732, 5915, 8348, 10435, 11830, 14609, 20870, 23660, 27131, 29218, 41740, 54262, 58436, 73045, 108524, 135655, 146090, 189917, 271310, 292180, 352703, 379834, 542620, 705406, 759668, 949585, 1410812, 1763515, 1899170, 2468921, 3527030, 3798340, 4937842, 7054060, 9875684, 12344605, 24689210, 49378420]

約数ペア:

[(1, 49378420), (2, 24689210), (4, 12344605), (5, 9875684), (7, 7054060), (10, 4937842), (13, 3798340), (14, 3527030), (20, 2468921), (26, 1899170), (28, 1763515), (35, 1410812), (52, 949585), (65, 759668), (70, 705406), (91, 542620), (130, 379834), (140, 352703), (169, 292180), (182, 271310), (260, 189917), (338, 146090), (364, 135655), (455, 108524), (676, 73045), (845, 58436), (910, 54262), (1183, 41740), (1690, 29218), (1820, 27131), (2087, 23660), (2366, 20870), (3380, 14609), (4174, 11830), (4732, 10435), (5915, 8348)]