78523900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8629}}^1$

素因数の和:8663

約数の個数: 72

約数和(自身を含む): 209743520

約数和(自身を除く): 131219620

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2275, 4550, 8629, 9100, 17258, 34516, 43145, 60403, 86290, 112177, 120806, 172580, 215725, 224354, 241612, 302015, 431450, 448708, 560885, 604030, 785239, 862900, 1121770, 1208060, 1510075, 1570478, 2243540, 2804425, 3020150, 3140956, 3926195, 5608850, 6040300, 7852390, 11217700, 15704780, 19630975, 39261950, 78523900]

約数ペア:

[(1, 78523900), (2, 39261950), (4, 19630975), (5, 15704780), (7, 11217700), (10, 7852390), (13, 6040300), (14, 5608850), (20, 3926195), (25, 3140956), (26, 3020150), (28, 2804425), (35, 2243540), (50, 1570478), (52, 1510075), (65, 1208060), (70, 1121770), (91, 862900), (100, 785239), (130, 604030), (140, 560885), (175, 448708), (182, 431450), (260, 302015), (325, 241612), (350, 224354), (364, 215725), (455, 172580), (650, 120806), (700, 112177), (910, 86290), (1300, 60403), (1820, 43145), (2275, 34516), (4550, 17258), (8629, 9100)]