137360500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^2\times {\mathrm{761}}^1$

素因数の和:818

約数の個数: 72

約数和(自身を含む): 317031624

約数和(自身を除く): 179671124

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 361, 380, 475, 500, 722, 761, 950, 1444, 1522, 1805, 1900, 2375, 3044, 3610, 3805, 4750, 7220, 7610, 9025, 9500, 14459, 15220, 18050, 19025, 28918, 36100, 38050, 45125, 57836, 72295, 76100, 90250, 95125, 144590, 180500, 190250, 274721, 289180, 361475, 380500, 549442, 722950, 1098884, 1373605, 1445900, 1807375, 2747210, 3614750, 5494420, 6868025, 7229500, 13736050, 27472100, 34340125, 68680250, 137360500]

約数ペア:

[(1, 137360500), (2, 68680250), (4, 34340125), (5, 27472100), (10, 13736050), (19, 7229500), (20, 6868025), (25, 5494420), (38, 3614750), (50, 2747210), (76, 1807375), (95, 1445900), (100, 1373605), (125, 1098884), (190, 722950), (250, 549442), (361, 380500), (380, 361475), (475, 289180), (500, 274721), (722, 190250), (761, 180500), (950, 144590), (1444, 95125), (1522, 90250), (1805, 76100), (1900, 72295), (2375, 57836), (3044, 45125), (3610, 38050), (3805, 36100), (4750, 28918), (7220, 19025), (7610, 18050), (9025, 15220), (9500, 14459)]