78086710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 158114880

約数和(自身を除く): 80028170

約数列:

[1, 2, 5, 10, 13, 26, 43, 61, 65, 86, 122, 130, 215, 229, 305, 430, 458, 559, 610, 793, 1118, 1145, 1586, 2290, 2623, 2795, 2977, 3965, 5246, 5590, 5954, 7930, 9847, 13115, 13969, 14885, 19694, 26230, 27938, 29770, 34099, 49235, 68198, 69845, 98470, 128011, 139690, 170495, 181597, 256022, 340990, 363194, 600667, 640055, 907985, 1201334, 1280110, 1815970, 3003335, 6006670, 7808671, 15617342, 39043355, 78086710]

約数ペア:

[(1, 78086710), (2, 39043355), (5, 15617342), (10, 7808671), (13, 6006670), (26, 3003335), (43, 1815970), (61, 1280110), (65, 1201334), (86, 907985), (122, 640055), (130, 600667), (215, 363194), (229, 340990), (305, 256022), (430, 181597), (458, 170495), (559, 139690), (610, 128011), (793, 98470), (1118, 69845), (1145, 68198), (1586, 49235), (2290, 34099), (2623, 29770), (2795, 27938), (2977, 26230), (3965, 19694), (5246, 14885), (5590, 13969), (5954, 13115), (7930, 9847)]