499100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:75

約数の個数: 72

約数和(自身を含む): 1333248

約数和(自身を除く): 834148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 31, 35, 46, 50, 62, 70, 92, 100, 115, 124, 140, 155, 161, 175, 217, 230, 310, 322, 350, 434, 460, 575, 620, 644, 700, 713, 775, 805, 868, 1085, 1150, 1426, 1550, 1610, 2170, 2300, 2852, 3100, 3220, 3565, 4025, 4340, 4991, 5425, 7130, 8050, 9982, 10850, 14260, 16100, 17825, 19964, 21700, 24955, 35650, 49910, 71300, 99820, 124775, 249550, 499100]

約数ペア:

[(1, 499100), (2, 249550), (4, 124775), (5, 99820), (7, 71300), (10, 49910), (14, 35650), (20, 24955), (23, 21700), (25, 19964), (28, 17825), (31, 16100), (35, 14260), (46, 10850), (50, 9982), (62, 8050), (70, 7130), (92, 5425), (100, 4991), (115, 4340), (124, 4025), (140, 3565), (155, 3220), (161, 3100), (175, 2852), (217, 2300), (230, 2170), (310, 1610), (322, 1550), (350, 1426), (434, 1150), (460, 1085), (575, 868), (620, 805), (644, 775), (700, 713)]