154591840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74323}}^1$

素因数の和:74351

約数の個数: 48

約数和(自身を含む): 393322608

約数和(自身を除く): 238730768

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 74323, 148646, 297292, 371615, 594584, 743230, 966199, 1189168, 1486460, 1932398, 2378336, 2972920, 3864796, 4830995, 5945840, 7729592, 9661990, 11891680, 15459184, 19323980, 30918368, 38647960, 77295920, 154591840]

約数ペア:

[(1, 154591840), (2, 77295920), (4, 38647960), (5, 30918368), (8, 19323980), (10, 15459184), (13, 11891680), (16, 9661990), (20, 7729592), (26, 5945840), (32, 4830995), (40, 3864796), (52, 2972920), (65, 2378336), (80, 1932398), (104, 1486460), (130, 1189168), (160, 966199), (208, 743230), (260, 594584), (416, 371615), (520, 297292), (1040, 148646), (2080, 74323)]