788741720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{4133}}^1$

素因数の和:4524

約数の個数: 64

約数和(自身を含む): 1916853120

約数和(自身を除く): 1128111400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 367, 520, 734, 1468, 1835, 2936, 3670, 4133, 4771, 7340, 8266, 9542, 14680, 16532, 19084, 20665, 23855, 33064, 38168, 41330, 47710, 53729, 82660, 95420, 107458, 165320, 190840, 214916, 268645, 429832, 537290, 1074580, 1516811, 2149160, 3033622, 6067244, 7584055, 12134488, 15168110, 19718543, 30336220, 39437086, 60672440, 78874172, 98592715, 157748344, 197185430, 394370860, 788741720]

約数ペア:

[(1, 788741720), (2, 394370860), (4, 197185430), (5, 157748344), (8, 98592715), (10, 78874172), (13, 60672440), (20, 39437086), (26, 30336220), (40, 19718543), (52, 15168110), (65, 12134488), (104, 7584055), (130, 6067244), (260, 3033622), (367, 2149160), (520, 1516811), (734, 1074580), (1468, 537290), (1835, 429832), (2936, 268645), (3670, 214916), (4133, 190840), (4771, 165320), (7340, 107458), (8266, 95420), (9542, 82660), (14680, 53729), (16532, 47710), (19084, 41330), (20665, 38168), (23855, 33064)]