49936900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{359}}^1$

素因数の和:493

約数の個数: 72

約数和(自身を含む): 118117440

約数和(自身を除く): 68180540

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 107, 130, 214, 260, 325, 359, 428, 535, 650, 718, 1070, 1300, 1391, 1436, 1795, 2140, 2675, 2782, 3590, 4667, 5350, 5564, 6955, 7180, 8975, 9334, 10700, 13910, 17950, 18668, 23335, 27820, 34775, 35900, 38413, 46670, 69550, 76826, 93340, 116675, 139100, 153652, 192065, 233350, 384130, 466700, 499369, 768260, 960325, 998738, 1920650, 1997476, 2496845, 3841300, 4993690, 9987380, 12484225, 24968450, 49936900]

約数ペア:

[(1, 49936900), (2, 24968450), (4, 12484225), (5, 9987380), (10, 4993690), (13, 3841300), (20, 2496845), (25, 1997476), (26, 1920650), (50, 998738), (52, 960325), (65, 768260), (100, 499369), (107, 466700), (130, 384130), (214, 233350), (260, 192065), (325, 153652), (359, 139100), (428, 116675), (535, 93340), (650, 76826), (718, 69550), (1070, 46670), (1300, 38413), (1391, 35900), (1436, 34775), (1795, 27820), (2140, 23335), (2675, 18668), (2782, 17950), (3590, 13910), (4667, 10700), (5350, 9334), (5564, 8975), (6955, 7180)]