25790320

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1801}}^1$

素因数の和:1993

約数の個数: 40

約数和(自身を含む): 60330960

約数和(自身を除く): 34540640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 358, 716, 895, 1432, 1790, 1801, 2864, 3580, 3602, 7160, 7204, 9005, 14320, 14408, 18010, 28816, 36020, 72040, 144080, 322379, 644758, 1289516, 1611895, 2579032, 3223790, 5158064, 6447580, 12895160, 25790320]

約数ペア:

[(1, 25790320), (2, 12895160), (4, 6447580), (5, 5158064), (8, 3223790), (10, 2579032), (16, 1611895), (20, 1289516), (40, 644758), (80, 322379), (179, 144080), (358, 72040), (716, 36020), (895, 28816), (1432, 18010), (1790, 14408), (1801, 14320), (2864, 9005), (3580, 7204), (3602, 7160)]