4188100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 10777088

約数和(自身を除く): 6588988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 193, 217, 310, 350, 386, 434, 620, 700, 772, 775, 868, 965, 1085, 1351, 1550, 1930, 2170, 2702, 3100, 3860, 4340, 4825, 5404, 5425, 5983, 6755, 9650, 10850, 11966, 13510, 19300, 21700, 23932, 27020, 29915, 33775, 41881, 59830, 67550, 83762, 119660, 135100, 149575, 167524, 209405, 299150, 418810, 598300, 837620, 1047025, 2094050, 4188100]

約数ペア:

[(1, 4188100), (2, 2094050), (4, 1047025), (5, 837620), (7, 598300), (10, 418810), (14, 299150), (20, 209405), (25, 167524), (28, 149575), (31, 135100), (35, 119660), (50, 83762), (62, 67550), (70, 59830), (100, 41881), (124, 33775), (140, 29915), (155, 27020), (175, 23932), (193, 21700), (217, 19300), (310, 13510), (350, 11966), (386, 10850), (434, 9650), (620, 6755), (700, 5983), (772, 5425), (775, 5404), (868, 4825), (965, 4340), (1085, 3860), (1351, 3100), (1550, 2702), (1930, 2170)]