202325320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1489}}^1$

素因数の和:1622

約数の個数: 64

約数和(自身を含む): 472032000

約数和(自身を除く): 269706680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 79, 86, 158, 172, 215, 316, 344, 395, 430, 632, 790, 860, 1489, 1580, 1720, 2978, 3160, 3397, 5956, 6794, 7445, 11912, 13588, 14890, 16985, 27176, 29780, 33970, 59560, 64027, 67940, 117631, 128054, 135880, 235262, 256108, 320135, 470524, 512216, 588155, 640270, 941048, 1176310, 1280540, 2352620, 2561080, 4705240, 5058133, 10116266, 20232532, 25290665, 40465064, 50581330, 101162660, 202325320]

約数ペア:

[(1, 202325320), (2, 101162660), (4, 50581330), (5, 40465064), (8, 25290665), (10, 20232532), (20, 10116266), (40, 5058133), (43, 4705240), (79, 2561080), (86, 2352620), (158, 1280540), (172, 1176310), (215, 941048), (316, 640270), (344, 588155), (395, 512216), (430, 470524), (632, 320135), (790, 256108), (860, 235262), (1489, 135880), (1580, 128054), (1720, 117631), (2978, 67940), (3160, 64027), (3397, 59560), (5956, 33970), (6794, 29780), (7445, 27176), (11912, 16985), (13588, 14890)]