80897260

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{383}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 174182400

約数和(自身を除く): 93285140

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 179, 236, 295, 358, 383, 590, 716, 766, 895, 1180, 1532, 1790, 1915, 3580, 3830, 7660, 10561, 21122, 22597, 42244, 45194, 52805, 68557, 90388, 105610, 112985, 137114, 211220, 225970, 274228, 342785, 451940, 685570, 1371140, 4044863, 8089726, 16179452, 20224315, 40448630, 80897260]

約数ペア:

[(1, 80897260), (2, 40448630), (4, 20224315), (5, 16179452), (10, 8089726), (20, 4044863), (59, 1371140), (118, 685570), (179, 451940), (236, 342785), (295, 274228), (358, 225970), (383, 211220), (590, 137114), (716, 112985), (766, 105610), (895, 90388), (1180, 68557), (1532, 52805), (1790, 45194), (1915, 42244), (3580, 22597), (3830, 21122), (7660, 10561)]