201628912

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 426222720

約数和(自身を除く): 224593808

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 83, 122, 131, 152, 166, 244, 262, 304, 332, 488, 524, 664, 976, 1048, 1159, 1328, 1577, 2096, 2318, 2489, 3154, 4636, 4978, 5063, 6308, 7991, 9272, 9956, 10126, 10873, 12616, 15982, 18544, 19912, 20252, 21746, 25232, 31964, 39824, 40504, 43492, 63928, 81008, 86984, 96197, 127856, 151829, 173968, 192394, 206587, 303658, 384788, 413174, 607316, 663253, 769576, 826348, 1214632, 1326506, 1539152, 1652696, 2429264, 2653012, 3305392, 5306024, 10612048, 12601807, 25203614, 50407228, 100814456, 201628912]

約数ペア:

[(1, 201628912), (2, 100814456), (4, 50407228), (8, 25203614), (16, 12601807), (19, 10612048), (38, 5306024), (61, 3305392), (76, 2653012), (83, 2429264), (122, 1652696), (131, 1539152), (152, 1326506), (166, 1214632), (244, 826348), (262, 769576), (304, 663253), (332, 607316), (488, 413174), (524, 384788), (664, 303658), (976, 206587), (1048, 192394), (1159, 173968), (1328, 151829), (1577, 127856), (2096, 96197), (2318, 86984), (2489, 81008), (3154, 63928), (4636, 43492), (4978, 40504), (5063, 39824), (6308, 31964), (7991, 25232), (9272, 21746), (9956, 20252), (10126, 19912), (10873, 18544), (12616, 15982)]