8989898580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{29327}}^1$

素因数の和:29486

約数の個数: 144

約数和(自身を含む): 29592186624

約数和(自身を除く): 20602288044

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, 117, 130, 131, 156, 180, 195, 234, 260, 262, 390, 393, 468, 524, 585, 655, 780, 786, 1170, 1179, 1310, 1572, 1703, 1965, 2340, 2358, 2620, 3406, 3930, 4716, 5109, 5895, 6812, 7860, 8515, 10218, 11790, 15327, 17030, 20436, 23580, 25545, 29327, 30654, 34060, 51090, 58654, 61308, 76635, 87981, 102180, 117308, 146635, 153270, 175962, 263943, 293270, 306540, 351924, 381251, 439905, 527886, 586540, 762502, 879810, 1055772, 1143753, 1319715, 1525004, 1759620, 1906255, 2287506, 2639430, 3431259, 3812510, 3841837, 4575012, 5278860, 5718765, 6862518, 7625020, 7683674, 11437530, 11525511, 13725036, 15367348, 17156295, 19209185, 22875060, 23051022, 34312590, 34576533, 38418370, 46102044, 49943881, 57627555, 68625180, 69153066, 76836740, 99887762, 115255110, 138306132, 149831643, 172882665, 199775524, 230510220, 249719405, 299663286, 345765330, 449494929, 499438810, 599326572, 691530660, 749158215, 898989858, 998877620, 1498316430, 1797979716, 2247474645, 2996632860, 4494949290, 8989898580]

約数ペア:

[(1, 8989898580), (2, 4494949290), (3, 2996632860), (4, 2247474645), (5, 1797979716), (6, 1498316430), (9, 998877620), (10, 898989858), (12, 749158215), (13, 691530660), (15, 599326572), (18, 499438810), (20, 449494929), (26, 345765330), (30, 299663286), (36, 249719405), (39, 230510220), (45, 199775524), (52, 172882665), (60, 149831643), (65, 138306132), (78, 115255110), (90, 99887762), (117, 76836740), (130, 69153066), (131, 68625180), (156, 57627555), (180, 49943881), (195, 46102044), (234, 38418370), (260, 34576533), (262, 34312590), (390, 23051022), (393, 22875060), (468, 19209185), (524, 17156295), (585, 15367348), (655, 13725036), (780, 11525511), (786, 11437530), (1170, 7683674), (1179, 7625020), (1310, 6862518), (1572, 5718765), (1703, 5278860), (1965, 4575012), (2340, 3841837), (2358, 3812510), (2620, 3431259), (3406, 2639430), (3930, 2287506), (4716, 1906255), (5109, 1759620), (5895, 1525004), (6812, 1319715), (7860, 1143753), (8515, 1055772), (10218, 879810), (11790, 762502), (15327, 586540), (17030, 527886), (20436, 439905), (23580, 381251), (25545, 351924), (29327, 306540), (30654, 293270), (34060, 263943), (51090, 175962), (58654, 153270), (61308, 146635), (76635, 117308), (87981, 102180)]