1285806730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{12379}}^1$

素因数の和:12463

約数の個数: 64

約数和(自身を含む): 2695472640

約数和(自身を除く): 1409665910

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 47, 65, 85, 94, 130, 170, 221, 235, 442, 470, 611, 799, 1105, 1222, 1598, 2210, 3055, 3995, 6110, 7990, 10387, 12379, 20774, 24758, 51935, 61895, 103870, 123790, 160927, 210443, 321854, 420886, 581813, 804635, 1052215, 1163626, 1609270, 2104430, 2735759, 2909065, 5471518, 5818130, 7563569, 9890821, 13678795, 15127138, 19781642, 27357590, 37817845, 49454105, 75635690, 98908210, 128580673, 257161346, 642903365, 1285806730]

約数ペア:

[(1, 1285806730), (2, 642903365), (5, 257161346), (10, 128580673), (13, 98908210), (17, 75635690), (26, 49454105), (34, 37817845), (47, 27357590), (65, 19781642), (85, 15127138), (94, 13678795), (130, 9890821), (170, 7563569), (221, 5818130), (235, 5471518), (442, 2909065), (470, 2735759), (611, 2104430), (799, 1609270), (1105, 1163626), (1222, 1052215), (1598, 804635), (2210, 581813), (3055, 420886), (3995, 321854), (6110, 210443), (7990, 160927), (10387, 123790), (12379, 103870), (20774, 61895), (24758, 51935)]