82009980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:476

約数の個数: 144

約数和(自身を含む): 271331424

約数和(自身を除く): 189321444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 101, 117, 130, 156, 180, 195, 202, 234, 260, 303, 347, 390, 404, 468, 505, 585, 606, 694, 780, 909, 1010, 1041, 1170, 1212, 1313, 1388, 1515, 1735, 1818, 2020, 2082, 2340, 2626, 3030, 3123, 3470, 3636, 3939, 4164, 4511, 4545, 5205, 5252, 6060, 6246, 6565, 6940, 7878, 9022, 9090, 10410, 11817, 12492, 13130, 13533, 15615, 15756, 18044, 18180, 19695, 20820, 22555, 23634, 26260, 27066, 31230, 35047, 39390, 40599, 45110, 47268, 54132, 59085, 62460, 67665, 70094, 78780, 81198, 90220, 105141, 118170, 135330, 140188, 162396, 175235, 202995, 210282, 236340, 270660, 315423, 350470, 405990, 420564, 455611, 525705, 630846, 700940, 811980, 911222, 1051410, 1261692, 1366833, 1577115, 1822444, 2102820, 2278055, 2733666, 3154230, 4100499, 4556110, 5467332, 6308460, 6834165, 8200998, 9112220, 13668330, 16401996, 20502495, 27336660, 41004990, 82009980]

約数ペア:

[(1, 82009980), (2, 41004990), (3, 27336660), (4, 20502495), (5, 16401996), (6, 13668330), (9, 9112220), (10, 8200998), (12, 6834165), (13, 6308460), (15, 5467332), (18, 4556110), (20, 4100499), (26, 3154230), (30, 2733666), (36, 2278055), (39, 2102820), (45, 1822444), (52, 1577115), (60, 1366833), (65, 1261692), (78, 1051410), (90, 911222), (101, 811980), (117, 700940), (130, 630846), (156, 525705), (180, 455611), (195, 420564), (202, 405990), (234, 350470), (260, 315423), (303, 270660), (347, 236340), (390, 210282), (404, 202995), (468, 175235), (505, 162396), (585, 140188), (606, 135330), (694, 118170), (780, 105141), (909, 90220), (1010, 81198), (1041, 78780), (1170, 70094), (1212, 67665), (1313, 62460), (1388, 59085), (1515, 54132), (1735, 47268), (1818, 45110), (2020, 40599), (2082, 39390), (2340, 35047), (2626, 31230), (3030, 27066), (3123, 26260), (3470, 23634), (3636, 22555), (3939, 20820), (4164, 19695), (4511, 18180), (4545, 18044), (5205, 15756), (5252, 15615), (6060, 13533), (6246, 13130), (6565, 12492), (6940, 11817), (7878, 10410), (9022, 9090)]