16532457980

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1\times {\mathrm{38611}}^1$

素因数の和:38970

約数の個数: 48

約数和(自身を含む): 35288279040

約数和(自身を除く): 18755821060

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 271, 316, 395, 542, 790, 1084, 1355, 1580, 2710, 5420, 21409, 38611, 42818, 77222, 85636, 107045, 154444, 193055, 214090, 386110, 428180, 772220, 3050269, 6100538, 10463581, 12201076, 15251345, 20927162, 30502690, 41854324, 52317905, 61005380, 104635810, 209271620, 826622899, 1653245798, 3306491596, 4133114495, 8266228990, 16532457980]

約数ペア:

[(1, 16532457980), (2, 8266228990), (4, 4133114495), (5, 3306491596), (10, 1653245798), (20, 826622899), (79, 209271620), (158, 104635810), (271, 61005380), (316, 52317905), (395, 41854324), (542, 30502690), (790, 20927162), (1084, 15251345), (1355, 12201076), (1580, 10463581), (2710, 6100538), (5420, 3050269), (21409, 772220), (38611, 428180), (42818, 386110), (77222, 214090), (85636, 193055), (107045, 154444)]