130823680

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3931}}^1$

素因数の和:3967

約数の個数: 80

約数和(自身を含む): 337884624

約数和(自身を除く): 207060944

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1040, 1280, 1664, 2080, 2560, 3328, 3931, 4160, 6656, 7862, 8320, 15724, 16640, 19655, 31448, 33280, 39310, 51103, 62896, 78620, 102206, 125792, 157240, 204412, 251584, 255515, 314480, 408824, 503168, 511030, 628960, 817648, 1006336, 1022060, 1257920, 1635296, 2012672, 2044120, 2515840, 3270592, 4088240, 5031680, 6541184, 8176480, 10063360, 13082368, 16352960, 26164736, 32705920, 65411840, 130823680]

約数ペア:

[(1, 130823680), (2, 65411840), (4, 32705920), (5, 26164736), (8, 16352960), (10, 13082368), (13, 10063360), (16, 8176480), (20, 6541184), (26, 5031680), (32, 4088240), (40, 3270592), (52, 2515840), (64, 2044120), (65, 2012672), (80, 1635296), (104, 1257920), (128, 1022060), (130, 1006336), (160, 817648), (208, 628960), (256, 511030), (260, 503168), (320, 408824), (416, 314480), (512, 255515), (520, 251584), (640, 204412), (832, 157240), (1040, 125792), (1280, 102206), (1664, 78620), (2080, 62896), (2560, 51103), (3328, 39310), (3931, 33280), (4160, 31448), (6656, 19655), (7862, 16640), (8320, 15724)]