78780555

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13163}}^1$

素因数の和:13200

約数の個数: 48

約数和(自身を含む): 164286720

約数和(自身を除く): 85506165

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 5985, 13163, 39489, 65815, 92141, 118467, 197445, 250097, 276423, 460705, 592335, 750291, 829269, 1250485, 1382115, 1750679, 2250873, 3751455, 4146345, 5252037, 8753395, 11254365, 15756111, 26260185, 78780555]

約数ペア:

[(1, 78780555), (3, 26260185), (5, 15756111), (7, 11254365), (9, 8753395), (15, 5252037), (19, 4146345), (21, 3751455), (35, 2250873), (45, 1750679), (57, 1382115), (63, 1250485), (95, 829269), (105, 750291), (133, 592335), (171, 460705), (285, 276423), (315, 250097), (399, 197445), (665, 118467), (855, 92141), (1197, 65815), (1995, 39489), (5985, 13163)]