31612436960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{859}}^1\times {\mathrm{1361}}^1$

素因数の和:2261

約数の個数: 144

約数和(自身を含む): 81024889680

約数和(自身を除く): 49412452720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 859, 1040, 1352, 1361, 1690, 1718, 2080, 2704, 2722, 3380, 3436, 4295, 5408, 5444, 6760, 6805, 6872, 8590, 10888, 11167, 13520, 13610, 13744, 17180, 17693, 21776, 22334, 27040, 27220, 27488, 34360, 35386, 43552, 44668, 54440, 55835, 68720, 70772, 88465, 89336, 108880, 111670, 137440, 141544, 145171, 176930, 178672, 217760, 223340, 230009, 283088, 290342, 353860, 357344, 446680, 460018, 566176, 580684, 707720, 725855, 893360, 920036, 1150045, 1161368, 1169099, 1415440, 1451710, 1786720, 1840072, 2300090, 2322736, 2338198, 2830880, 2903420, 3680144, 4600180, 4645472, 4676396, 5806840, 5845495, 7360288, 9200360, 9352792, 11613680, 11690990, 15198287, 18400720, 18705584, 23227360, 23381980, 30396574, 36801440, 37411168, 46763960, 60793148, 75991435, 93527920, 121586296, 151982870, 187055840, 197577731, 243172592, 303965740, 395155462, 486345184, 607931480, 790310924, 987888655, 1215862960, 1580621848, 1975777310, 2431725920, 3161243696, 3951554620, 6322487392, 7903109240, 15806218480, 31612436960]

約数ペア:

[(1, 31612436960), (2, 15806218480), (4, 7903109240), (5, 6322487392), (8, 3951554620), (10, 3161243696), (13, 2431725920), (16, 1975777310), (20, 1580621848), (26, 1215862960), (32, 987888655), (40, 790310924), (52, 607931480), (65, 486345184), (80, 395155462), (104, 303965740), (130, 243172592), (160, 197577731), (169, 187055840), (208, 151982870), (260, 121586296), (338, 93527920), (416, 75991435), (520, 60793148), (676, 46763960), (845, 37411168), (859, 36801440), (1040, 30396574), (1352, 23381980), (1361, 23227360), (1690, 18705584), (1718, 18400720), (2080, 15198287), (2704, 11690990), (2722, 11613680), (3380, 9352792), (3436, 9200360), (4295, 7360288), (5408, 5845495), (5444, 5806840), (6760, 4676396), (6805, 4645472), (6872, 4600180), (8590, 3680144), (10888, 2903420), (11167, 2830880), (13520, 2338198), (13610, 2322736), (13744, 2300090), (17180, 1840072), (17693, 1786720), (21776, 1451710), (22334, 1415440), (27040, 1169099), (27220, 1161368), (27488, 1150045), (34360, 920036), (35386, 893360), (43552, 725855), (44668, 707720), (54440, 580684), (55835, 566176), (68720, 460018), (70772, 446680), (88465, 357344), (89336, 353860), (108880, 290342), (111670, 283088), (137440, 230009), (141544, 223340), (145171, 217760), (176930, 178672)]