86736140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:295

約数の個数: 96

約数和(自身を含む): 204288000

約数和(自身を除く): 117551860

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 37, 38, 62, 74, 76, 95, 124, 148, 155, 185, 190, 199, 310, 370, 380, 398, 589, 620, 703, 740, 796, 995, 1147, 1178, 1406, 1990, 2294, 2356, 2812, 2945, 3515, 3781, 3980, 4588, 5735, 5890, 6169, 7030, 7363, 7562, 11470, 11780, 12338, 14060, 14726, 15124, 18905, 21793, 22940, 24676, 29452, 30845, 36815, 37810, 43586, 61690, 73630, 75620, 87172, 108965, 117211, 123380, 139897, 147260, 217930, 228253, 234422, 279794, 435860, 456506, 468844, 559588, 586055, 699485, 913012, 1141265, 1172110, 1398970, 2282530, 2344220, 2797940, 4336807, 4565060, 8673614, 17347228, 21684035, 43368070, 86736140]

約数ペア:

[(1, 86736140), (2, 43368070), (4, 21684035), (5, 17347228), (10, 8673614), (19, 4565060), (20, 4336807), (31, 2797940), (37, 2344220), (38, 2282530), (62, 1398970), (74, 1172110), (76, 1141265), (95, 913012), (124, 699485), (148, 586055), (155, 559588), (185, 468844), (190, 456506), (199, 435860), (310, 279794), (370, 234422), (380, 228253), (398, 217930), (589, 147260), (620, 139897), (703, 123380), (740, 117211), (796, 108965), (995, 87172), (1147, 75620), (1178, 73630), (1406, 61690), (1990, 43586), (2294, 37810), (2356, 36815), (2812, 30845), (2945, 29452), (3515, 24676), (3781, 22940), (3980, 21793), (4588, 18905), (5735, 15124), (5890, 14726), (6169, 14060), (7030, 12338), (7363, 11780), (7562, 11470)]