71359720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{271}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 167443200

約数和(自身を除く): 96083480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 227, 232, 271, 290, 454, 542, 580, 908, 1084, 1135, 1160, 1355, 1816, 2168, 2270, 2710, 4540, 5420, 6583, 7859, 9080, 10840, 13166, 15718, 26332, 31436, 32915, 39295, 52664, 61517, 62872, 65830, 78590, 123034, 131660, 157180, 246068, 263320, 307585, 314360, 492136, 615170, 1230340, 1783993, 2460680, 3567986, 7135972, 8919965, 14271944, 17839930, 35679860, 71359720]

約数ペア:

[(1, 71359720), (2, 35679860), (4, 17839930), (5, 14271944), (8, 8919965), (10, 7135972), (20, 3567986), (29, 2460680), (40, 1783993), (58, 1230340), (116, 615170), (145, 492136), (227, 314360), (232, 307585), (271, 263320), (290, 246068), (454, 157180), (542, 131660), (580, 123034), (908, 78590), (1084, 65830), (1135, 62872), (1160, 61517), (1355, 52664), (1816, 39295), (2168, 32915), (2270, 31436), (2710, 26332), (4540, 15718), (5420, 13166), (6583, 10840), (7859, 9080)]