87390100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{953}}^1$

素因数の和:1105

約数の個数: 72

約数和(自身を含む): 218611008

約数和(自身を除く): 131220908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 131, 140, 175, 262, 350, 524, 655, 700, 917, 953, 1310, 1834, 1906, 2620, 3275, 3668, 3812, 4585, 4765, 6550, 6671, 9170, 9530, 13100, 13342, 18340, 19060, 22925, 23825, 26684, 33355, 45850, 47650, 66710, 91700, 95300, 124843, 133420, 166775, 249686, 333550, 499372, 624215, 667100, 873901, 1248430, 1747802, 2496860, 3121075, 3495604, 4369505, 6242150, 8739010, 12484300, 17478020, 21847525, 43695050, 87390100]

約数ペア:

[(1, 87390100), (2, 43695050), (4, 21847525), (5, 17478020), (7, 12484300), (10, 8739010), (14, 6242150), (20, 4369505), (25, 3495604), (28, 3121075), (35, 2496860), (50, 1747802), (70, 1248430), (100, 873901), (131, 667100), (140, 624215), (175, 499372), (262, 333550), (350, 249686), (524, 166775), (655, 133420), (700, 124843), (917, 95300), (953, 91700), (1310, 66710), (1834, 47650), (1906, 45850), (2620, 33355), (3275, 26684), (3668, 23825), (3812, 22925), (4585, 19060), (4765, 18340), (6550, 13342), (6671, 13100), (9170, 9530)]