13953100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:695

約数の個数: 72

約数和(自身を含む): 35775488

約数和(自身を除く): 21822388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 643, 700, 775, 868, 1085, 1286, 1550, 2170, 2572, 3100, 3215, 4340, 4501, 5425, 6430, 9002, 10850, 12860, 16075, 18004, 19933, 21700, 22505, 32150, 39866, 45010, 64300, 79732, 90020, 99665, 112525, 139531, 199330, 225050, 279062, 398660, 450100, 498325, 558124, 697655, 996650, 1395310, 1993300, 2790620, 3488275, 6976550, 13953100]

約数ペア:

[(1, 13953100), (2, 6976550), (4, 3488275), (5, 2790620), (7, 1993300), (10, 1395310), (14, 996650), (20, 697655), (25, 558124), (28, 498325), (31, 450100), (35, 398660), (50, 279062), (62, 225050), (70, 199330), (100, 139531), (124, 112525), (140, 99665), (155, 90020), (175, 79732), (217, 64300), (310, 45010), (350, 39866), (434, 32150), (620, 22505), (643, 21700), (700, 19933), (775, 18004), (868, 16075), (1085, 12860), (1286, 10850), (1550, 9002), (2170, 6430), (2572, 5425), (3100, 4501), (3215, 4340)]