25501020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1087}}^1$

素因数の和:1139

約数の個数: 96

約数和(自身を含む): 78962688

約数和(自身を除く): 53461668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 30, 34, 46, 51, 60, 68, 69, 85, 92, 102, 115, 138, 170, 204, 230, 255, 276, 340, 345, 391, 460, 510, 690, 782, 1020, 1087, 1173, 1380, 1564, 1955, 2174, 2346, 3261, 3910, 4348, 4692, 5435, 5865, 6522, 7820, 10870, 11730, 13044, 16305, 18479, 21740, 23460, 25001, 32610, 36958, 50002, 55437, 65220, 73916, 75003, 92395, 100004, 110874, 125005, 150006, 184790, 221748, 250010, 277185, 300012, 369580, 375015, 425017, 500020, 554370, 750030, 850034, 1108740, 1275051, 1500060, 1700068, 2125085, 2550102, 4250170, 5100204, 6375255, 8500340, 12750510, 25501020]

約数ペア:

[(1, 25501020), (2, 12750510), (3, 8500340), (4, 6375255), (5, 5100204), (6, 4250170), (10, 2550102), (12, 2125085), (15, 1700068), (17, 1500060), (20, 1275051), (23, 1108740), (30, 850034), (34, 750030), (46, 554370), (51, 500020), (60, 425017), (68, 375015), (69, 369580), (85, 300012), (92, 277185), (102, 250010), (115, 221748), (138, 184790), (170, 150006), (204, 125005), (230, 110874), (255, 100004), (276, 92395), (340, 75003), (345, 73916), (391, 65220), (460, 55437), (510, 50002), (690, 36958), (782, 32610), (1020, 25001), (1087, 23460), (1173, 21740), (1380, 18479), (1564, 16305), (1955, 13044), (2174, 11730), (2346, 10870), (3261, 7820), (3910, 6522), (4348, 5865), (4692, 5435)]