74739990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11273}}^1$

素因数の和:11313

約数の個数: 64

約数和(自身を含む): 204555456

約数和(自身を除く): 129815466

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 3315, 6630, 11273, 22546, 33819, 56365, 67638, 112730, 146549, 169095, 191641, 293098, 338190, 383282, 439647, 574923, 732745, 879294, 958205, 1149846, 1465490, 1916410, 2198235, 2491333, 2874615, 4396470, 4982666, 5749230, 7473999, 12456665, 14947998, 24913330, 37369995, 74739990]

約数ペア:

[(1, 74739990), (2, 37369995), (3, 24913330), (5, 14947998), (6, 12456665), (10, 7473999), (13, 5749230), (15, 4982666), (17, 4396470), (26, 2874615), (30, 2491333), (34, 2198235), (39, 1916410), (51, 1465490), (65, 1149846), (78, 958205), (85, 879294), (102, 732745), (130, 574923), (170, 439647), (195, 383282), (221, 338190), (255, 293098), (390, 191641), (442, 169095), (510, 146549), (663, 112730), (1105, 67638), (1326, 56365), (2210, 33819), (3315, 22546), (6630, 11273)]