66406600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{25541}}^1$

素因数の和:25570

約数の個数: 48

約数和(自身を含む): 166278420

約数和(自身を除く): 99871820

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 25541, 51082, 102164, 127705, 204328, 255410, 332033, 510820, 638525, 664066, 1021640, 1277050, 1328132, 1660165, 2554100, 2656264, 3320330, 5108200, 6640660, 8300825, 13281320, 16601650, 33203300, 66406600]

約数ペア:

[(1, 66406600), (2, 33203300), (4, 16601650), (5, 13281320), (8, 8300825), (10, 6640660), (13, 5108200), (20, 3320330), (25, 2656264), (26, 2554100), (40, 1660165), (50, 1328132), (52, 1277050), (65, 1021640), (100, 664066), (104, 638525), (130, 510820), (200, 332033), (260, 255410), (325, 204328), (520, 127705), (650, 102164), (1300, 51082), (2600, 25541)]