162690320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{503}}^1$

素因数の和:840

約数の個数: 80

約数和(自身を含む): 409473792

約数和(自身を除く): 246783472

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 311, 503, 520, 622, 1006, 1040, 1244, 1555, 2012, 2488, 2515, 3110, 4024, 4043, 4976, 5030, 6220, 6539, 8048, 8086, 10060, 12440, 13078, 16172, 20120, 20215, 24880, 26156, 32344, 32695, 40240, 40430, 52312, 64688, 65390, 80860, 104624, 130780, 156433, 161720, 261560, 312866, 323440, 523120, 625732, 782165, 1251464, 1564330, 2033629, 2502928, 3128660, 4067258, 6257320, 8134516, 10168145, 12514640, 16269032, 20336290, 32538064, 40672580, 81345160, 162690320]

約数ペア:

[(1, 162690320), (2, 81345160), (4, 40672580), (5, 32538064), (8, 20336290), (10, 16269032), (13, 12514640), (16, 10168145), (20, 8134516), (26, 6257320), (40, 4067258), (52, 3128660), (65, 2502928), (80, 2033629), (104, 1564330), (130, 1251464), (208, 782165), (260, 625732), (311, 523120), (503, 323440), (520, 312866), (622, 261560), (1006, 161720), (1040, 156433), (1244, 130780), (1555, 104624), (2012, 80860), (2488, 65390), (2515, 64688), (3110, 52312), (4024, 40430), (4043, 40240), (4976, 32695), (5030, 32344), (6220, 26156), (6539, 24880), (8048, 20215), (8086, 20120), (10060, 16172), (12440, 13078)]