81135510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1039}}^1$

素因数の和:1205

約数の個数: 64

約数和(自身を含む): 206668800

約数和(自身を除く): 125533290

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 137, 190, 274, 285, 411, 570, 685, 822, 1039, 1370, 2055, 2078, 2603, 3117, 4110, 5195, 5206, 6234, 7809, 10390, 13015, 15585, 15618, 19741, 26030, 31170, 39045, 39482, 59223, 78090, 98705, 118446, 142343, 197410, 284686, 296115, 427029, 592230, 711715, 854058, 1423430, 2135145, 2704517, 4270290, 5409034, 8113551, 13522585, 16227102, 27045170, 40567755, 81135510]

約数ペア:

[(1, 81135510), (2, 40567755), (3, 27045170), (5, 16227102), (6, 13522585), (10, 8113551), (15, 5409034), (19, 4270290), (30, 2704517), (38, 2135145), (57, 1423430), (95, 854058), (114, 711715), (137, 592230), (190, 427029), (274, 296115), (285, 284686), (411, 197410), (570, 142343), (685, 118446), (822, 98705), (1039, 78090), (1370, 59223), (2055, 39482), (2078, 39045), (2603, 31170), (3117, 26030), (4110, 19741), (5195, 15618), (5206, 15585), (6234, 13015), (7809, 10390)]