68870620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{479}}^1$

素因数の和:587

約数の個数: 96

約数和(自身を含む): 180633600

約数和(自身を除く): 111762980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 79, 91, 130, 140, 158, 182, 260, 316, 364, 395, 455, 479, 553, 790, 910, 958, 1027, 1106, 1580, 1820, 1916, 2054, 2212, 2395, 2765, 3353, 4108, 4790, 5135, 5530, 6227, 6706, 7189, 9580, 10270, 11060, 12454, 13412, 14378, 16765, 20540, 24908, 28756, 31135, 33530, 35945, 37841, 43589, 62270, 67060, 71890, 75682, 87178, 124540, 143780, 151364, 174356, 189205, 217945, 264887, 378410, 435890, 491933, 529774, 756820, 871780, 983866, 1059548, 1324435, 1967732, 2459665, 2648870, 3443531, 4919330, 5297740, 6887062, 9838660, 13774124, 17217655, 34435310, 68870620]

約数ペア:

[(1, 68870620), (2, 34435310), (4, 17217655), (5, 13774124), (7, 9838660), (10, 6887062), (13, 5297740), (14, 4919330), (20, 3443531), (26, 2648870), (28, 2459665), (35, 1967732), (52, 1324435), (65, 1059548), (70, 983866), (79, 871780), (91, 756820), (130, 529774), (140, 491933), (158, 435890), (182, 378410), (260, 264887), (316, 217945), (364, 189205), (395, 174356), (455, 151364), (479, 143780), (553, 124540), (790, 87178), (910, 75682), (958, 71890), (1027, 67060), (1106, 62270), (1580, 43589), (1820, 37841), (1916, 35945), (2054, 33530), (2212, 31135), (2395, 28756), (2765, 24908), (3353, 20540), (4108, 16765), (4790, 14378), (5135, 13412), (5530, 12454), (6227, 11060), (6706, 10270), (7189, 9580)]