77191660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:192

約数の個数: 144

約数和(自身を含む): 208335456

約数和(自身を除く): 131143796

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 73, 83, 91, 98, 130, 140, 146, 166, 182, 196, 245, 260, 292, 332, 364, 365, 415, 455, 490, 511, 581, 637, 730, 830, 910, 949, 980, 1022, 1079, 1162, 1274, 1460, 1660, 1820, 1898, 2044, 2158, 2324, 2548, 2555, 2905, 3185, 3577, 3796, 4067, 4316, 4745, 5110, 5395, 5810, 6059, 6370, 6643, 7154, 7553, 8134, 9490, 10220, 10790, 11620, 12118, 12740, 13286, 14308, 15106, 16268, 17885, 18980, 20335, 21580, 24236, 26572, 30212, 30295, 33215, 35770, 37765, 40670, 42413, 46501, 52871, 60590, 66430, 71540, 75530, 78767, 81340, 84826, 93002, 105742, 121180, 132860, 151060, 157534, 169652, 186004, 211484, 212065, 232505, 264355, 296891, 315068, 393835, 424130, 465010, 528710, 551369, 593782, 787670, 848260, 930020, 1057420, 1102738, 1187564, 1484455, 1575340, 2205476, 2756845, 2968910, 3859583, 5513690, 5937820, 7719166, 11027380, 15438332, 19297915, 38595830, 77191660]

約数ペア:

[(1, 77191660), (2, 38595830), (4, 19297915), (5, 15438332), (7, 11027380), (10, 7719166), (13, 5937820), (14, 5513690), (20, 3859583), (26, 2968910), (28, 2756845), (35, 2205476), (49, 1575340), (52, 1484455), (65, 1187564), (70, 1102738), (73, 1057420), (83, 930020), (91, 848260), (98, 787670), (130, 593782), (140, 551369), (146, 528710), (166, 465010), (182, 424130), (196, 393835), (245, 315068), (260, 296891), (292, 264355), (332, 232505), (364, 212065), (365, 211484), (415, 186004), (455, 169652), (490, 157534), (511, 151060), (581, 132860), (637, 121180), (730, 105742), (830, 93002), (910, 84826), (949, 81340), (980, 78767), (1022, 75530), (1079, 71540), (1162, 66430), (1274, 60590), (1460, 52871), (1660, 46501), (1820, 42413), (1898, 40670), (2044, 37765), (2158, 35770), (2324, 33215), (2548, 30295), (2555, 30212), (2905, 26572), (3185, 24236), (3577, 21580), (3796, 20335), (4067, 18980), (4316, 17885), (4745, 16268), (5110, 15106), (5395, 14308), (5810, 13286), (6059, 12740), (6370, 12118), (6643, 11620), (7154, 10790), (7553, 10220), (8134, 9490)]