521557060

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1\times {\mathrm{829}}^1$

素因数の和:1300

約数の個数: 48

約数和(自身を含む): 1112731200

約数和(自身を除く): 591174140

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 379, 415, 758, 829, 830, 1516, 1658, 1660, 1895, 3316, 3790, 4145, 7580, 8290, 16580, 31457, 62914, 68807, 125828, 137614, 157285, 275228, 314191, 314570, 344035, 628382, 629140, 688070, 1256764, 1376140, 1570955, 3141910, 6283820, 26077853, 52155706, 104311412, 130389265, 260778530, 521557060]

約数ペア:

[(1, 521557060), (2, 260778530), (4, 130389265), (5, 104311412), (10, 52155706), (20, 26077853), (83, 6283820), (166, 3141910), (332, 1570955), (379, 1376140), (415, 1256764), (758, 688070), (829, 629140), (830, 628382), (1516, 344035), (1658, 314570), (1660, 314191), (1895, 275228), (3316, 157285), (3790, 137614), (4145, 125828), (7580, 68807), (8290, 62914), (16580, 31457)]