812100100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{50441}}^1$

素因数の和:50485

約数の個数: 72

約数和(自身を含む): 2101615488

約数和(自身を除く): 1289515388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 140, 161, 175, 230, 322, 350, 460, 575, 644, 700, 805, 1150, 1610, 2300, 3220, 4025, 8050, 16100, 50441, 100882, 201764, 252205, 353087, 504410, 706174, 1008820, 1160143, 1261025, 1412348, 1765435, 2320286, 2522050, 3530870, 4640572, 5044100, 5800715, 7061740, 8121001, 8827175, 11601430, 16242002, 17654350, 23202860, 29003575, 32484004, 35308700, 40605005, 58007150, 81210010, 116014300, 162420020, 203025025, 406050050, 812100100]

約数ペア:

[(1, 812100100), (2, 406050050), (4, 203025025), (5, 162420020), (7, 116014300), (10, 81210010), (14, 58007150), (20, 40605005), (23, 35308700), (25, 32484004), (28, 29003575), (35, 23202860), (46, 17654350), (50, 16242002), (70, 11601430), (92, 8827175), (100, 8121001), (115, 7061740), (140, 5800715), (161, 5044100), (175, 4640572), (230, 3530870), (322, 2522050), (350, 2320286), (460, 1765435), (575, 1412348), (644, 1261025), (700, 1160143), (805, 1008820), (1150, 706174), (1610, 504410), (2300, 353087), (3220, 252205), (4025, 201764), (8050, 100882), (16100, 50441)]