139155280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5101}}^1$

素因数の和:5156

約数の個数: 80

約数和(自身を含む): 364405248

約数和(自身を除く): 225249968

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 5101, 5456, 6820, 10202, 13640, 20404, 25505, 27280, 40808, 51010, 56111, 81616, 102020, 112222, 158131, 204040, 224444, 280555, 316262, 408080, 448888, 561110, 632524, 790655, 897776, 1122220, 1265048, 1581310, 1739441, 2244440, 2530096, 3162620, 3478882, 4488880, 6325240, 6957764, 8697205, 12650480, 13915528, 17394410, 27831056, 34788820, 69577640, 139155280]

約数ペア:

[(1, 139155280), (2, 69577640), (4, 34788820), (5, 27831056), (8, 17394410), (10, 13915528), (11, 12650480), (16, 8697205), (20, 6957764), (22, 6325240), (31, 4488880), (40, 3478882), (44, 3162620), (55, 2530096), (62, 2244440), (80, 1739441), (88, 1581310), (110, 1265048), (124, 1122220), (155, 897776), (176, 790655), (220, 632524), (248, 561110), (310, 448888), (341, 408080), (440, 316262), (496, 280555), (620, 224444), (682, 204040), (880, 158131), (1240, 112222), (1364, 102020), (1705, 81616), (2480, 56111), (2728, 51010), (3410, 40808), (5101, 27280), (5456, 25505), (6820, 20404), (10202, 13640)]