82169080

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:198

約数の個数: 128

約数和(自身を含む): 221616000

約数和(自身を除く): 139446920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 53, 56, 70, 98, 106, 113, 140, 196, 212, 226, 245, 265, 280, 343, 371, 392, 424, 452, 490, 530, 565, 686, 742, 791, 904, 980, 1060, 1130, 1372, 1484, 1582, 1715, 1855, 1960, 2120, 2260, 2597, 2744, 2968, 3164, 3430, 3710, 3955, 4520, 5194, 5537, 5989, 6328, 6860, 7420, 7910, 10388, 11074, 11978, 12985, 13720, 14840, 15820, 18179, 20776, 22148, 23956, 25970, 27685, 29945, 31640, 36358, 38759, 41923, 44296, 47912, 51940, 55370, 59890, 72716, 77518, 83846, 90895, 103880, 110740, 119780, 145432, 155036, 167692, 181790, 193795, 209615, 221480, 239560, 293461, 310072, 335384, 363580, 387590, 419230, 586922, 727160, 775180, 838460, 1173844, 1467305, 1550360, 1676920, 2054227, 2347688, 2934610, 4108454, 5869220, 8216908, 10271135, 11738440, 16433816, 20542270, 41084540, 82169080]

約数ペア:

[(1, 82169080), (2, 41084540), (4, 20542270), (5, 16433816), (7, 11738440), (8, 10271135), (10, 8216908), (14, 5869220), (20, 4108454), (28, 2934610), (35, 2347688), (40, 2054227), (49, 1676920), (53, 1550360), (56, 1467305), (70, 1173844), (98, 838460), (106, 775180), (113, 727160), (140, 586922), (196, 419230), (212, 387590), (226, 363580), (245, 335384), (265, 310072), (280, 293461), (343, 239560), (371, 221480), (392, 209615), (424, 193795), (452, 181790), (490, 167692), (530, 155036), (565, 145432), (686, 119780), (742, 110740), (791, 103880), (904, 90895), (980, 83846), (1060, 77518), (1130, 72716), (1372, 59890), (1484, 55370), (1582, 51940), (1715, 47912), (1855, 44296), (1960, 41923), (2120, 38759), (2260, 36358), (2597, 31640), (2744, 29945), (2968, 27685), (3164, 25970), (3430, 23956), (3710, 22148), (3955, 20776), (4520, 18179), (5194, 15820), (5537, 14840), (5989, 13720), (6328, 12985), (6860, 11978), (7420, 11074), (7910, 10388)]