66687200

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2689}}^1$

素因数の和:2740

約数の個数: 72

約数和(自身を含む): 168114240

約数和(自身を除く): 101427040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 155, 160, 200, 248, 310, 400, 496, 620, 775, 800, 992, 1240, 1550, 2480, 2689, 3100, 4960, 5378, 6200, 10756, 12400, 13445, 21512, 24800, 26890, 43024, 53780, 67225, 83359, 86048, 107560, 134450, 166718, 215120, 268900, 333436, 416795, 430240, 537800, 666872, 833590, 1075600, 1333744, 1667180, 2083975, 2151200, 2667488, 3334360, 4167950, 6668720, 8335900, 13337440, 16671800, 33343600, 66687200]

約数ペア:

[(1, 66687200), (2, 33343600), (4, 16671800), (5, 13337440), (8, 8335900), (10, 6668720), (16, 4167950), (20, 3334360), (25, 2667488), (31, 2151200), (32, 2083975), (40, 1667180), (50, 1333744), (62, 1075600), (80, 833590), (100, 666872), (124, 537800), (155, 430240), (160, 416795), (200, 333436), (248, 268900), (310, 215120), (400, 166718), (496, 134450), (620, 107560), (775, 86048), (800, 83359), (992, 67225), (1240, 53780), (1550, 43024), (2480, 26890), (2689, 24800), (3100, 21512), (4960, 13445), (5378, 12400), (6200, 10756)]