73975280

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:378

約数の個数: 80

約数和(自身を含む): 178381440

約数和(自身を除く): 104406160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 73, 80, 106, 146, 212, 239, 265, 292, 365, 424, 478, 530, 584, 730, 848, 956, 1060, 1168, 1195, 1460, 1912, 2120, 2390, 2920, 3824, 3869, 4240, 4780, 5840, 7738, 9560, 12667, 15476, 17447, 19120, 19345, 25334, 30952, 34894, 38690, 50668, 61904, 63335, 69788, 77380, 87235, 101336, 126670, 139576, 154760, 174470, 202672, 253340, 279152, 309520, 348940, 506680, 697880, 924691, 1013360, 1395760, 1849382, 3698764, 4623455, 7397528, 9246910, 14795056, 18493820, 36987640, 73975280]

約数ペア:

[(1, 73975280), (2, 36987640), (4, 18493820), (5, 14795056), (8, 9246910), (10, 7397528), (16, 4623455), (20, 3698764), (40, 1849382), (53, 1395760), (73, 1013360), (80, 924691), (106, 697880), (146, 506680), (212, 348940), (239, 309520), (265, 279152), (292, 253340), (365, 202672), (424, 174470), (478, 154760), (530, 139576), (584, 126670), (730, 101336), (848, 87235), (956, 77380), (1060, 69788), (1168, 63335), (1195, 61904), (1460, 50668), (1912, 38690), (2120, 34894), (2390, 30952), (2920, 25334), (3824, 19345), (3869, 19120), (4240, 17447), (4780, 15476), (5840, 12667), (7738, 9560)]