128202490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1$

素因数の和:487

約数の個数: 64

約数和(自身を含む): 259096320

約数和(自身を除く): 130893830

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 67, 82, 130, 134, 205, 335, 359, 410, 533, 670, 718, 871, 1066, 1742, 1795, 2665, 2747, 3590, 4355, 4667, 5330, 5494, 8710, 9334, 13735, 14719, 23335, 24053, 27470, 29438, 35711, 46670, 48106, 71422, 73595, 120265, 147190, 178555, 191347, 240530, 312689, 357110, 382694, 625378, 956735, 986173, 1563445, 1913470, 1972346, 3126890, 4930865, 9861730, 12820249, 25640498, 64101245, 128202490]

約数ペア:

[(1, 128202490), (2, 64101245), (5, 25640498), (10, 12820249), (13, 9861730), (26, 4930865), (41, 3126890), (65, 1972346), (67, 1913470), (82, 1563445), (130, 986173), (134, 956735), (205, 625378), (335, 382694), (359, 357110), (410, 312689), (533, 240530), (670, 191347), (718, 178555), (871, 147190), (1066, 120265), (1742, 73595), (1795, 71422), (2665, 48106), (2747, 46670), (3590, 35711), (4355, 29438), (4667, 27470), (5330, 24053), (5494, 23335), (8710, 14719), (9334, 13735)]