83994820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1$

素因数の和:402

約数の個数: 144

約数和(自身を含む): 233271360

約数和(自身を除く): 149276540

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 49, 52, 65, 70, 76, 91, 95, 98, 130, 133, 140, 182, 190, 196, 245, 247, 260, 266, 347, 364, 380, 455, 490, 494, 532, 637, 665, 694, 910, 931, 980, 988, 1235, 1274, 1330, 1388, 1729, 1735, 1820, 1862, 2429, 2470, 2548, 2660, 3185, 3458, 3470, 3724, 4511, 4655, 4858, 4940, 6370, 6593, 6916, 6940, 8645, 9022, 9310, 9716, 12103, 12145, 12740, 13186, 17003, 17290, 18044, 18620, 22555, 24206, 24290, 26372, 31577, 32965, 34006, 34580, 45110, 46151, 48412, 48580, 60515, 63154, 65930, 68012, 85015, 85709, 90220, 92302, 121030, 126308, 131860, 157885, 170030, 171418, 184604, 221039, 230755, 242060, 315770, 323057, 340060, 342836, 428545, 442078, 461510, 599963, 631540, 646114, 857090, 884156, 923020, 1105195, 1199926, 1292228, 1615285, 1714180, 2210390, 2399852, 2999815, 3230570, 4199741, 4420780, 5999630, 6461140, 8399482, 11999260, 16798964, 20998705, 41997410, 83994820]

約数ペア:

[(1, 83994820), (2, 41997410), (4, 20998705), (5, 16798964), (7, 11999260), (10, 8399482), (13, 6461140), (14, 5999630), (19, 4420780), (20, 4199741), (26, 3230570), (28, 2999815), (35, 2399852), (38, 2210390), (49, 1714180), (52, 1615285), (65, 1292228), (70, 1199926), (76, 1105195), (91, 923020), (95, 884156), (98, 857090), (130, 646114), (133, 631540), (140, 599963), (182, 461510), (190, 442078), (196, 428545), (245, 342836), (247, 340060), (260, 323057), (266, 315770), (347, 242060), (364, 230755), (380, 221039), (455, 184604), (490, 171418), (494, 170030), (532, 157885), (637, 131860), (665, 126308), (694, 121030), (910, 92302), (931, 90220), (980, 85709), (988, 85015), (1235, 68012), (1274, 65930), (1330, 63154), (1388, 60515), (1729, 48580), (1735, 48412), (1820, 46151), (1862, 45110), (2429, 34580), (2470, 34006), (2548, 32965), (2660, 31577), (3185, 26372), (3458, 24290), (3470, 24206), (3724, 22555), (4511, 18620), (4655, 18044), (4858, 17290), (4940, 17003), (6370, 13186), (6593, 12740), (6916, 12145), (6940, 12103), (8645, 9716), (9022, 9310)]