201530212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 387459072

約数和(自身を除く): 185928860

約数列:

[1, 2, 4, 13, 26, 52, 103, 191, 197, 206, 382, 394, 412, 764, 788, 1339, 2483, 2561, 2678, 4966, 5122, 5356, 9932, 10244, 19673, 20291, 37627, 39346, 40582, 75254, 78692, 81164, 150508, 255749, 263783, 489151, 511498, 527566, 978302, 1022996, 1055132, 1956604, 3875581, 7751162, 15502324, 50382553, 100765106, 201530212]

約数ペア:

[(1, 201530212), (2, 100765106), (4, 50382553), (13, 15502324), (26, 7751162), (52, 3875581), (103, 1956604), (191, 1055132), (197, 1022996), (206, 978302), (382, 527566), (394, 511498), (412, 489151), (764, 263783), (788, 255749), (1339, 150508), (2483, 81164), (2561, 78692), (2678, 75254), (4966, 40582), (5122, 39346), (5356, 37627), (9932, 20291), (10244, 19673)]