49750220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{359}}^1$

素因数の和:435

約数の個数: 72

約数和(自身を含む): 116212320

約数和(自身を除く): 66462100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 169, 205, 260, 338, 359, 410, 533, 676, 718, 820, 845, 1066, 1436, 1690, 1795, 2132, 2665, 3380, 3590, 4667, 5330, 6929, 7180, 9334, 10660, 13858, 14719, 18668, 23335, 27716, 29438, 34645, 46670, 58876, 60671, 69290, 73595, 93340, 121342, 138580, 147190, 191347, 242684, 294380, 303355, 382694, 606710, 765388, 956735, 1213420, 1913470, 2487511, 3826940, 4975022, 9950044, 12437555, 24875110, 49750220]

約数ペア:

[(1, 49750220), (2, 24875110), (4, 12437555), (5, 9950044), (10, 4975022), (13, 3826940), (20, 2487511), (26, 1913470), (41, 1213420), (52, 956735), (65, 765388), (82, 606710), (130, 382694), (164, 303355), (169, 294380), (205, 242684), (260, 191347), (338, 147190), (359, 138580), (410, 121342), (533, 93340), (676, 73595), (718, 69290), (820, 60671), (845, 58876), (1066, 46670), (1436, 34645), (1690, 29438), (1795, 27716), (2132, 23335), (2665, 18668), (3380, 14719), (3590, 13858), (4667, 10660), (5330, 9334), (6929, 7180)]