138141062020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1\times {\mathrm{21313}}^1$

素因数の和:21689

約数の個数: 96

約数和(自身を含む): 316875067488

約数和(自身を除く): 178734005468

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 257, 260, 388, 485, 514, 970, 1028, 1261, 1285, 1940, 2522, 2570, 3341, 5044, 5140, 6305, 6682, 12610, 13364, 16705, 21313, 24929, 25220, 33410, 42626, 49858, 66820, 85252, 99716, 106565, 124645, 213130, 249290, 277069, 324077, 426260, 498580, 554138, 648154, 1108276, 1296308, 1385345, 1620385, 2067361, 2770690, 3240770, 4134722, 5477441, 5541380, 6481540, 8269444, 10336805, 10954882, 20673610, 21909764, 26875693, 27387205, 41347220, 53751386, 54774410, 71206733, 107502772, 109548820, 134378465, 142413466, 268756930, 284826932, 356033665, 531311777, 537513860, 712067330, 1062623554, 1424134660, 2125247108, 2656558885, 5313117770, 6907053101, 10626235540, 13814106202, 27628212404, 34535265505, 69070531010, 138141062020]

約数ペア:

[(1, 138141062020), (2, 69070531010), (4, 34535265505), (5, 27628212404), (10, 13814106202), (13, 10626235540), (20, 6907053101), (26, 5313117770), (52, 2656558885), (65, 2125247108), (97, 1424134660), (130, 1062623554), (194, 712067330), (257, 537513860), (260, 531311777), (388, 356033665), (485, 284826932), (514, 268756930), (970, 142413466), (1028, 134378465), (1261, 109548820), (1285, 107502772), (1940, 71206733), (2522, 54774410), (2570, 53751386), (3341, 41347220), (5044, 27387205), (5140, 26875693), (6305, 21909764), (6682, 20673610), (12610, 10954882), (13364, 10336805), (16705, 8269444), (21313, 6481540), (24929, 5541380), (25220, 5477441), (33410, 4134722), (42626, 3240770), (49858, 2770690), (66820, 2067361), (85252, 1620385), (99716, 1385345), (106565, 1296308), (124645, 1108276), (213130, 648154), (249290, 554138), (277069, 498580), (324077, 426260)]