320657950

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{5261}}^1$

素因数の和:5349

約数の個数: 48

約数和(自身を含む): 634218336

約数和(自身を除く): 313560386

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 53, 106, 115, 230, 265, 530, 575, 1150, 1219, 1325, 2438, 2650, 5261, 6095, 10522, 12190, 26305, 30475, 52610, 60950, 121003, 131525, 242006, 263050, 278833, 557666, 605015, 1210030, 1394165, 2788330, 3025075, 6050150, 6413159, 6970825, 12826318, 13941650, 32065795, 64131590, 160328975, 320657950]

約数ペア:

[(1, 320657950), (2, 160328975), (5, 64131590), (10, 32065795), (23, 13941650), (25, 12826318), (46, 6970825), (50, 6413159), (53, 6050150), (106, 3025075), (115, 2788330), (230, 1394165), (265, 1210030), (530, 605015), (575, 557666), (1150, 278833), (1219, 263050), (1325, 242006), (2438, 131525), (2650, 121003), (5261, 60950), (6095, 52610), (10522, 30475), (12190, 26305)]