31727800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{12203}}^1$

素因数の和:12232

約数の個数: 48

約数和(自身を含む): 79448040

約数和(自身を除く): 47720240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 12203, 24406, 48812, 61015, 97624, 122030, 158639, 244060, 305075, 317278, 488120, 610150, 634556, 793195, 1220300, 1269112, 1586390, 2440600, 3172780, 3965975, 6345560, 7931950, 15863900, 31727800]

約数ペア:

[(1, 31727800), (2, 15863900), (4, 7931950), (5, 6345560), (8, 3965975), (10, 3172780), (13, 2440600), (20, 1586390), (25, 1269112), (26, 1220300), (40, 793195), (50, 634556), (52, 610150), (65, 488120), (100, 317278), (104, 305075), (130, 244060), (200, 158639), (260, 122030), (325, 97624), (520, 61015), (650, 48812), (1300, 24406), (2600, 12203)]