26561780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 68027904

約数和(自身を除く): 41466124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 73, 92, 113, 115, 140, 146, 161, 226, 230, 292, 322, 365, 452, 460, 511, 565, 644, 730, 791, 805, 1022, 1130, 1460, 1582, 1610, 1679, 2044, 2260, 2555, 2599, 3164, 3220, 3358, 3955, 5110, 5198, 6716, 7910, 8249, 8395, 10220, 10396, 11753, 12995, 15820, 16498, 16790, 18193, 23506, 25990, 32996, 33580, 36386, 41245, 47012, 51980, 57743, 58765, 72772, 82490, 90965, 115486, 117530, 164980, 181930, 189727, 230972, 235060, 288715, 363860, 379454, 577430, 758908, 948635, 1154860, 1328089, 1897270, 2656178, 3794540, 5312356, 6640445, 13280890, 26561780]

約数ペア:

[(1, 26561780), (2, 13280890), (4, 6640445), (5, 5312356), (7, 3794540), (10, 2656178), (14, 1897270), (20, 1328089), (23, 1154860), (28, 948635), (35, 758908), (46, 577430), (70, 379454), (73, 363860), (92, 288715), (113, 235060), (115, 230972), (140, 189727), (146, 181930), (161, 164980), (226, 117530), (230, 115486), (292, 90965), (322, 82490), (365, 72772), (452, 58765), (460, 57743), (511, 51980), (565, 47012), (644, 41245), (730, 36386), (791, 33580), (805, 32996), (1022, 25990), (1130, 23506), (1460, 18193), (1582, 16790), (1610, 16498), (1679, 15820), (2044, 12995), (2260, 11753), (2555, 10396), (2599, 10220), (3164, 8395), (3220, 8249), (3358, 7910), (3955, 6716), (5110, 5198)]