81279100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{116113}}^1$

素因数の和:116134

約数の個数: 36

約数和(自身を含む): 201573904

約数和(自身を除く): 120294804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 116113, 232226, 464452, 580565, 812791, 1161130, 1625582, 2322260, 2902825, 3251164, 4063955, 5805650, 8127910, 11611300, 16255820, 20319775, 40639550, 81279100]

約数ペア:

[(1, 81279100), (2, 40639550), (4, 20319775), (5, 16255820), (7, 11611300), (10, 8127910), (14, 5805650), (20, 4063955), (25, 3251164), (28, 2902825), (35, 2322260), (50, 1625582), (70, 1161130), (100, 812791), (140, 580565), (175, 464452), (350, 232226), (700, 116113)]