76985140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{199}}^1$

素因数の和:289

約数の個数: 72

約数和(自身を含む): 175593600

約数和(自身を除く): 98608460

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 92, 115, 116, 145, 199, 230, 290, 398, 460, 580, 667, 796, 841, 995, 1334, 1682, 1990, 2668, 3335, 3364, 3980, 4205, 4577, 5771, 6670, 8410, 9154, 11542, 13340, 16820, 18308, 19343, 22885, 23084, 28855, 38686, 45770, 57710, 77372, 91540, 96715, 115420, 132733, 167359, 193430, 265466, 334718, 386860, 530932, 663665, 669436, 836795, 1327330, 1673590, 2654660, 3347180, 3849257, 7698514, 15397028, 19246285, 38492570, 76985140]

約数ペア:

[(1, 76985140), (2, 38492570), (4, 19246285), (5, 15397028), (10, 7698514), (20, 3849257), (23, 3347180), (29, 2654660), (46, 1673590), (58, 1327330), (92, 836795), (115, 669436), (116, 663665), (145, 530932), (199, 386860), (230, 334718), (290, 265466), (398, 193430), (460, 167359), (580, 132733), (667, 115420), (796, 96715), (841, 91540), (995, 77372), (1334, 57710), (1682, 45770), (1990, 38686), (2668, 28855), (3335, 23084), (3364, 22885), (3980, 19343), (4205, 18308), (4577, 16820), (5771, 13340), (6670, 11542), (8410, 9154)]