528700280

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{619}}^1$

素因数の和:924

約数の個数: 64

約数和(自身を含む): 1207958400

約数和(自身を除く): 679258120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 163, 262, 326, 524, 619, 652, 655, 815, 1048, 1238, 1304, 1310, 1630, 2476, 2620, 3095, 3260, 4952, 5240, 6190, 6520, 12380, 21353, 24760, 42706, 81089, 85412, 100897, 106765, 162178, 170824, 201794, 213530, 324356, 403588, 405445, 427060, 504485, 648712, 807176, 810890, 854120, 1008970, 1621780, 2017940, 3243560, 4035880, 13217507, 26435014, 52870028, 66087535, 105740056, 132175070, 264350140, 528700280]

約数ペア:

[(1, 528700280), (2, 264350140), (4, 132175070), (5, 105740056), (8, 66087535), (10, 52870028), (20, 26435014), (40, 13217507), (131, 4035880), (163, 3243560), (262, 2017940), (326, 1621780), (524, 1008970), (619, 854120), (652, 810890), (655, 807176), (815, 648712), (1048, 504485), (1238, 427060), (1304, 405445), (1310, 403588), (1630, 324356), (2476, 213530), (2620, 201794), (3095, 170824), (3260, 162178), (4952, 106765), (5240, 100897), (6190, 85412), (6520, 81089), (12380, 42706), (21353, 24760)]