8472402575

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{28001}}^1$

素因数の和:28057

約数の個数: 72

約数和(自身を含む): 13854269520

約数和(自身を除く): 5381866945

約数列:

[1, 5, 7, 13, 19, 25, 35, 49, 65, 91, 95, 133, 175, 245, 247, 325, 455, 475, 637, 665, 931, 1225, 1235, 1729, 2275, 3185, 3325, 4655, 6175, 8645, 12103, 15925, 23275, 28001, 43225, 60515, 140005, 196007, 302575, 364013, 532019, 700025, 980035, 1372049, 1820065, 2548091, 2660095, 3724133, 4900175, 6860245, 6916247, 9100325, 12740455, 13300475, 17836637, 18620665, 26068931, 34301225, 34581235, 48413729, 63702275, 89183185, 93103325, 130344655, 172906175, 242068645, 338896103, 445915925, 651723275, 1210343225, 1694480515, 8472402575]

約数ペア:

[(1, 8472402575), (5, 1694480515), (7, 1210343225), (13, 651723275), (19, 445915925), (25, 338896103), (35, 242068645), (49, 172906175), (65, 130344655), (91, 93103325), (95, 89183185), (133, 63702275), (175, 48413729), (245, 34581235), (247, 34301225), (325, 26068931), (455, 18620665), (475, 17836637), (637, 13300475), (665, 12740455), (931, 9100325), (1225, 6916247), (1235, 6860245), (1729, 4900175), (2275, 3724133), (3185, 2660095), (3325, 2548091), (4655, 1820065), (6175, 1372049), (8645, 980035), (12103, 700025), (15925, 532019), (23275, 364013), (28001, 302575), (43225, 196007), (60515, 140005)]