660699520

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79411}}^1$

素因数の和:79443

約数の個数: 64

約数和(自身を含む): 1701005040

約数和(自身を除く): 1040305520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 79411, 158822, 317644, 397055, 635288, 794110, 1032343, 1270576, 1588220, 2064686, 2541152, 3176440, 4129372, 5082304, 5161715, 6352880, 8258744, 10164608, 10323430, 12705760, 16517488, 20646860, 25411520, 33034976, 41293720, 50823040, 66069952, 82587440, 132139904, 165174880, 330349760, 660699520]

約数ペア:

[(1, 660699520), (2, 330349760), (4, 165174880), (5, 132139904), (8, 82587440), (10, 66069952), (13, 50823040), (16, 41293720), (20, 33034976), (26, 25411520), (32, 20646860), (40, 16517488), (52, 12705760), (64, 10323430), (65, 10164608), (80, 8258744), (104, 6352880), (128, 5161715), (130, 5082304), (160, 4129372), (208, 3176440), (260, 2541152), (320, 2064686), (416, 1588220), (520, 1270576), (640, 1032343), (832, 794110), (1040, 635288), (1664, 397055), (2080, 317644), (4160, 158822), (8320, 79411)]