1283896900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89783}}^1$

素因数の和:89821

約数の個数: 72

約数和(自身を含む): 3273165504

約数和(自身を除く): 1989268604

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 715, 1100, 1300, 1430, 2860, 3575, 7150, 14300, 89783, 179566, 359132, 448915, 897830, 987613, 1167179, 1795660, 1975226, 2244575, 2334358, 3950452, 4489150, 4668716, 4938065, 5835895, 8978300, 9876130, 11671790, 12838969, 19752260, 23343580, 24690325, 25677938, 29179475, 49380650, 51355876, 58358950, 64194845, 98761300, 116717900, 128389690, 256779380, 320974225, 641948450, 1283896900]

約数ペア:

[(1, 1283896900), (2, 641948450), (4, 320974225), (5, 256779380), (10, 128389690), (11, 116717900), (13, 98761300), (20, 64194845), (22, 58358950), (25, 51355876), (26, 49380650), (44, 29179475), (50, 25677938), (52, 24690325), (55, 23343580), (65, 19752260), (100, 12838969), (110, 11671790), (130, 9876130), (143, 8978300), (220, 5835895), (260, 4938065), (275, 4668716), (286, 4489150), (325, 3950452), (550, 2334358), (572, 2244575), (650, 1975226), (715, 1795660), (1100, 1167179), (1300, 987613), (1430, 897830), (2860, 448915), (3575, 359132), (7150, 179566), (14300, 89783)]