80386840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 197089200

約数和(自身を除く): 116702360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 40, 46, 58, 92, 115, 116, 131, 145, 184, 230, 232, 262, 290, 460, 524, 529, 580, 655, 667, 920, 1048, 1058, 1160, 1310, 1334, 2116, 2620, 2645, 2668, 3013, 3335, 3799, 4232, 5240, 5290, 5336, 6026, 6670, 7598, 10580, 12052, 13340, 15065, 15196, 15341, 18995, 21160, 24104, 26680, 30130, 30392, 30682, 37990, 60260, 61364, 69299, 75980, 76705, 87377, 120520, 122728, 138598, 151960, 153410, 174754, 277196, 306820, 346495, 349508, 436885, 554392, 613640, 692990, 699016, 873770, 1385980, 1747540, 2009671, 2771960, 3495080, 4019342, 8038684, 10048355, 16077368, 20096710, 40193420, 80386840]

約数ペア:

[(1, 80386840), (2, 40193420), (4, 20096710), (5, 16077368), (8, 10048355), (10, 8038684), (20, 4019342), (23, 3495080), (29, 2771960), (40, 2009671), (46, 1747540), (58, 1385980), (92, 873770), (115, 699016), (116, 692990), (131, 613640), (145, 554392), (184, 436885), (230, 349508), (232, 346495), (262, 306820), (290, 277196), (460, 174754), (524, 153410), (529, 151960), (580, 138598), (655, 122728), (667, 120520), (920, 87377), (1048, 76705), (1058, 75980), (1160, 69299), (1310, 61364), (1334, 60260), (2116, 37990), (2620, 30682), (2645, 30392), (2668, 30130), (3013, 26680), (3335, 24104), (3799, 21160), (4232, 18995), (5240, 15341), (5290, 15196), (5336, 15065), (6026, 13340), (6670, 12052), (7598, 10580)]