8026865860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{38639}}^1$

素因数の和:38725

約数の個数: 96

約数和(自身を含む): 19630356480

約数和(自身を除く): 11603490620

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 47, 52, 65, 68, 85, 94, 130, 170, 188, 221, 235, 260, 340, 442, 470, 611, 799, 884, 940, 1105, 1222, 1598, 2210, 2444, 3055, 3196, 3995, 4420, 6110, 7990, 10387, 12220, 15980, 20774, 38639, 41548, 51935, 77278, 103870, 154556, 193195, 207740, 386390, 502307, 656863, 772780, 1004614, 1313726, 1816033, 2009228, 2511535, 2627452, 3284315, 3632066, 5023070, 6568630, 7264132, 8539219, 9080165, 10046140, 13137260, 17078438, 18160330, 23608429, 30872561, 34156876, 36320660, 42696095, 47216858, 61745122, 85392190, 94433716, 118042145, 123490244, 154362805, 170784380, 236084290, 308725610, 401343293, 472168580, 617451220, 802686586, 1605373172, 2006716465, 4013432930, 8026865860]

約数ペア:

[(1, 8026865860), (2, 4013432930), (4, 2006716465), (5, 1605373172), (10, 802686586), (13, 617451220), (17, 472168580), (20, 401343293), (26, 308725610), (34, 236084290), (47, 170784380), (52, 154362805), (65, 123490244), (68, 118042145), (85, 94433716), (94, 85392190), (130, 61745122), (170, 47216858), (188, 42696095), (221, 36320660), (235, 34156876), (260, 30872561), (340, 23608429), (442, 18160330), (470, 17078438), (611, 13137260), (799, 10046140), (884, 9080165), (940, 8539219), (1105, 7264132), (1222, 6568630), (1598, 5023070), (2210, 3632066), (2444, 3284315), (3055, 2627452), (3196, 2511535), (3995, 2009228), (4420, 1816033), (6110, 1313726), (7990, 1004614), (10387, 772780), (12220, 656863), (15980, 502307), (20774, 386390), (38639, 207740), (41548, 193195), (51935, 154556), (77278, 103870)]