20135331215

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{317}}^1\times {\mathrm{1723}}^1$

素因数の和:2219

約数の個数: 32

約数和(自身を含む): 24828330816

約数和(自身を除く): 4692999601

約数列:

[1, 5, 73, 101, 317, 365, 505, 1585, 1723, 7373, 8615, 23141, 32017, 36865, 115705, 125779, 160085, 174023, 546191, 628895, 870115, 2337241, 2730955, 11686205, 12703679, 39871943, 55165291, 63518395, 199359715, 275826455, 4027066243, 20135331215]

約数ペア:

[(1, 20135331215), (5, 4027066243), (73, 275826455), (101, 199359715), (317, 63518395), (365, 55165291), (505, 39871943), (1585, 12703679), (1723, 11686205), (7373, 2730955), (8615, 2337241), (23141, 870115), (32017, 628895), (36865, 546191), (115705, 174023), (125779, 160085)]