138352700

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:387

約数の個数: 72

約数和(自身を含む): 309146880

約数和(自身を除く): 170794180

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 83, 100, 158, 166, 211, 316, 332, 395, 415, 422, 790, 830, 844, 1055, 1580, 1660, 1975, 2075, 2110, 3950, 4150, 4220, 5275, 6557, 7900, 8300, 10550, 13114, 16669, 17513, 21100, 26228, 32785, 33338, 35026, 65570, 66676, 70052, 83345, 87565, 131140, 163925, 166690, 175130, 327850, 333380, 350260, 416725, 437825, 655700, 833450, 875650, 1383527, 1666900, 1751300, 2767054, 5534108, 6917635, 13835270, 27670540, 34588175, 69176350, 138352700]

約数ペア:

[(1, 138352700), (2, 69176350), (4, 34588175), (5, 27670540), (10, 13835270), (20, 6917635), (25, 5534108), (50, 2767054), (79, 1751300), (83, 1666900), (100, 1383527), (158, 875650), (166, 833450), (211, 655700), (316, 437825), (332, 416725), (395, 350260), (415, 333380), (422, 327850), (790, 175130), (830, 166690), (844, 163925), (1055, 131140), (1580, 87565), (1660, 83345), (1975, 70052), (2075, 66676), (2110, 65570), (3950, 35026), (4150, 33338), (4220, 32785), (5275, 26228), (6557, 21100), (7900, 17513), (8300, 16669), (10550, 13114)]