207855830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9931}}^1$

素因数の和:9981

約数の個数: 64

約数和(自身を含む): 480549888

約数和(自身を除く): 272694058

約数列:

[1, 2, 5, 7, 10, 13, 14, 23, 26, 35, 46, 65, 70, 91, 115, 130, 161, 182, 230, 299, 322, 455, 598, 805, 910, 1495, 1610, 2093, 2990, 4186, 9931, 10465, 19862, 20930, 49655, 69517, 99310, 129103, 139034, 228413, 258206, 347585, 456826, 645515, 695170, 903721, 1142065, 1291030, 1598891, 1807442, 2284130, 2969369, 3197782, 4518605, 5938738, 7994455, 9037210, 14846845, 15988910, 20785583, 29693690, 41571166, 103927915, 207855830]

約数ペア:

[(1, 207855830), (2, 103927915), (5, 41571166), (7, 29693690), (10, 20785583), (13, 15988910), (14, 14846845), (23, 9037210), (26, 7994455), (35, 5938738), (46, 4518605), (65, 3197782), (70, 2969369), (91, 2284130), (115, 1807442), (130, 1598891), (161, 1291030), (182, 1142065), (230, 903721), (299, 695170), (322, 645515), (455, 456826), (598, 347585), (805, 258206), (910, 228413), (1495, 139034), (1610, 129103), (2093, 99310), (2990, 69517), (4186, 49655), (9931, 20930), (10465, 19862)]