51735320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:325

約数の個数: 128

約数和(自身を含む): 146240640

約数和(自身を除く): 94505320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 61, 65, 70, 91, 104, 122, 130, 140, 182, 233, 244, 260, 280, 305, 364, 427, 455, 466, 488, 520, 610, 728, 793, 854, 910, 932, 1165, 1220, 1586, 1631, 1708, 1820, 1864, 2135, 2330, 2440, 3029, 3172, 3262, 3416, 3640, 3965, 4270, 4660, 5551, 6058, 6344, 6524, 7930, 8155, 8540, 9320, 11102, 12116, 13048, 14213, 15145, 15860, 16310, 17080, 21203, 22204, 24232, 27755, 28426, 30290, 31720, 32620, 42406, 44408, 55510, 56852, 60580, 65240, 71065, 84812, 99491, 106015, 111020, 113704, 121160, 142130, 169624, 184769, 198982, 212030, 222040, 284260, 369538, 397964, 424060, 497455, 568520, 739076, 795928, 848120, 923845, 994910, 1293383, 1478152, 1847690, 1989820, 2586766, 3695380, 3979640, 5173532, 6466915, 7390760, 10347064, 12933830, 25867660, 51735320]

約数ペア:

[(1, 51735320), (2, 25867660), (4, 12933830), (5, 10347064), (7, 7390760), (8, 6466915), (10, 5173532), (13, 3979640), (14, 3695380), (20, 2586766), (26, 1989820), (28, 1847690), (35, 1478152), (40, 1293383), (52, 994910), (56, 923845), (61, 848120), (65, 795928), (70, 739076), (91, 568520), (104, 497455), (122, 424060), (130, 397964), (140, 369538), (182, 284260), (233, 222040), (244, 212030), (260, 198982), (280, 184769), (305, 169624), (364, 142130), (427, 121160), (455, 113704), (466, 111020), (488, 106015), (520, 99491), (610, 84812), (728, 71065), (793, 65240), (854, 60580), (910, 56852), (932, 55510), (1165, 44408), (1220, 42406), (1586, 32620), (1631, 31720), (1708, 30290), (1820, 28426), (1864, 27755), (2135, 24232), (2330, 22204), (2440, 21203), (3029, 17080), (3172, 16310), (3262, 15860), (3416, 15145), (3640, 14213), (3965, 13048), (4270, 12116), (4660, 11102), (5551, 9320), (6058, 8540), (6344, 8155), (6524, 7930)]