61816880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{607}}^1$

素因数の和:706

約数の個数: 80

約数和(自身を含む): 153799680

約数和(自身を除く): 91982800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 67, 76, 80, 95, 134, 152, 190, 268, 304, 335, 380, 536, 607, 670, 760, 1072, 1214, 1273, 1340, 1520, 2428, 2546, 2680, 3035, 4856, 5092, 5360, 6070, 6365, 9712, 10184, 11533, 12140, 12730, 20368, 23066, 24280, 25460, 40669, 46132, 48560, 50920, 57665, 81338, 92264, 101840, 115330, 162676, 184528, 203345, 230660, 325352, 406690, 461320, 650704, 772711, 813380, 922640, 1545422, 1626760, 3090844, 3253520, 3863555, 6181688, 7727110, 12363376, 15454220, 30908440, 61816880]

約数ペア:

[(1, 61816880), (2, 30908440), (4, 15454220), (5, 12363376), (8, 7727110), (10, 6181688), (16, 3863555), (19, 3253520), (20, 3090844), (38, 1626760), (40, 1545422), (67, 922640), (76, 813380), (80, 772711), (95, 650704), (134, 461320), (152, 406690), (190, 325352), (268, 230660), (304, 203345), (335, 184528), (380, 162676), (536, 115330), (607, 101840), (670, 92264), (760, 81338), (1072, 57665), (1214, 50920), (1273, 48560), (1340, 46132), (1520, 40669), (2428, 25460), (2546, 24280), (2680, 23066), (3035, 20368), (4856, 12730), (5092, 12140), (5360, 11533), (6070, 10184), (6365, 9712)]