55778320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53633}}^1$

素因数の和:53659

約数の個数: 40

約数和(自身を含む): 139662936

約数和(自身を除く): 83884616

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 53633, 107266, 214532, 268165, 429064, 536330, 697229, 858128, 1072660, 1394458, 2145320, 2788916, 3486145, 4290640, 5577832, 6972290, 11155664, 13944580, 27889160, 55778320]

約数ペア:

[(1, 55778320), (2, 27889160), (4, 13944580), (5, 11155664), (8, 6972290), (10, 5577832), (13, 4290640), (16, 3486145), (20, 2788916), (26, 2145320), (40, 1394458), (52, 1072660), (65, 858128), (80, 697229), (104, 536330), (130, 429064), (208, 268165), (260, 214532), (520, 107266), (1040, 53633)]