13925080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 34372800

約数和(自身を除く): 20447720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 439, 488, 520, 610, 793, 878, 1220, 1586, 1756, 2195, 2440, 3172, 3512, 3965, 4390, 5707, 6344, 7930, 8780, 11414, 15860, 17560, 22828, 26779, 28535, 31720, 45656, 53558, 57070, 107116, 114140, 133895, 214232, 228280, 267790, 348127, 535580, 696254, 1071160, 1392508, 1740635, 2785016, 3481270, 6962540, 13925080]

約数ペア:

[(1, 13925080), (2, 6962540), (4, 3481270), (5, 2785016), (8, 1740635), (10, 1392508), (13, 1071160), (20, 696254), (26, 535580), (40, 348127), (52, 267790), (61, 228280), (65, 214232), (104, 133895), (122, 114140), (130, 107116), (244, 57070), (260, 53558), (305, 45656), (439, 31720), (488, 28535), (520, 26779), (610, 22828), (793, 17560), (878, 15860), (1220, 11414), (1586, 8780), (1756, 7930), (2195, 6344), (2440, 5707), (3172, 4390), (3512, 3965)]