61996900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2857}}^1$

素因数の和:2909

約数の個数: 72

約数和(自身を含む): 158767616

約数和(自身を除く): 96770716

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, 700, 775, 868, 1085, 1550, 2170, 2857, 3100, 4340, 5425, 5714, 10850, 11428, 14285, 19999, 21700, 28570, 39998, 57140, 71425, 79996, 88567, 99995, 142850, 177134, 199990, 285700, 354268, 399980, 442835, 499975, 619969, 885670, 999950, 1239938, 1771340, 1999900, 2214175, 2479876, 3099845, 4428350, 6199690, 8856700, 12399380, 15499225, 30998450, 61996900]

約数ペア:

[(1, 61996900), (2, 30998450), (4, 15499225), (5, 12399380), (7, 8856700), (10, 6199690), (14, 4428350), (20, 3099845), (25, 2479876), (28, 2214175), (31, 1999900), (35, 1771340), (50, 1239938), (62, 999950), (70, 885670), (100, 619969), (124, 499975), (140, 442835), (155, 399980), (175, 354268), (217, 285700), (310, 199990), (350, 177134), (434, 142850), (620, 99995), (700, 88567), (775, 79996), (868, 71425), (1085, 57140), (1550, 39998), (2170, 28570), (2857, 21700), (3100, 19999), (4340, 14285), (5425, 11428), (5714, 10850)]