103858400

素因数分解:

$2^5\times 5^2\times {\mathrm{197}}^1\times {\mathrm{659}}^1$

素因数の和:876

約数の個数: 72

約数和(自身を含む): 255218040

約数和(自身を除く): 151359640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 197, 200, 394, 400, 659, 788, 800, 985, 1318, 1576, 1970, 2636, 3152, 3295, 3940, 4925, 5272, 6304, 6590, 7880, 9850, 10544, 13180, 15760, 16475, 19700, 21088, 26360, 31520, 32950, 39400, 52720, 65900, 78800, 105440, 129823, 131800, 157600, 259646, 263600, 519292, 527200, 649115, 1038584, 1298230, 2077168, 2596460, 3245575, 4154336, 5192920, 6491150, 10385840, 12982300, 20771680, 25964600, 51929200, 103858400]

約数ペア:

[(1, 103858400), (2, 51929200), (4, 25964600), (5, 20771680), (8, 12982300), (10, 10385840), (16, 6491150), (20, 5192920), (25, 4154336), (32, 3245575), (40, 2596460), (50, 2077168), (80, 1298230), (100, 1038584), (160, 649115), (197, 527200), (200, 519292), (394, 263600), (400, 259646), (659, 157600), (788, 131800), (800, 129823), (985, 105440), (1318, 78800), (1576, 65900), (1970, 52720), (2636, 39400), (3152, 32950), (3295, 31520), (3940, 26360), (4925, 21088), (5272, 19700), (6304, 16475), (6590, 15760), (7880, 13180), (9850, 10544)]